Common synonyms for quickly include rapidly, swiftly, speedily, promptly, immediately, instantly, hurriedly, and briskly. The best choice depends on the situation. Some words show great speed, while others suggest urgency, little delay, or fast movement in everyday, academic, workplace, and professional writing.
The bus doors were closing, and Sara suddenly saw her friend running toward the stop. She waved, grabbed her bag, and moved as fast as she could. In moments like this, saying “quickly” works well, but another word can make your sentence clearer and more interesting.
For example, you might say, “He swiftly finished his work before lunch.” The meaning stays simple, but the sentence sounds more polished.
Students can use these words to make essays and assignments stronger. Bloggers can avoid using the same word again and again. Content writers can create clearer and more natural sentences. Daily English users can choose words that fit different situations.
Learning several words for speed also helps you understand what other people write and say.
“Words are, of course, the most powerful drug used by persons.”
A wider vocabulary gives you more choices when you write, speak, or explain an idea.
“The limits of my language mean the limits of my world.”
1. Rapidly
- Meaning: Rapidly means something happens or changes at a very high speed.
- Examples: The river rose rapidly after rain.
The team grew rapidly this year.
2. Swiftly
- Meaning: Swiftly means doing something with great speed and little wasted time.
- Examples: She swiftly answered the teacher.
The bird flew swiftly across the field.
3. Speedily
- Meaning: Speedily means something is done quickly and without much delay.
- Examples: The workers repaired the road speedily.
Please finish the task speedily today.
4. Promptly
- Meaning: Promptly means doing something at once or exactly when expected.
- Examples: She promptly replied to my email.
The doctor arrived promptly that morning.
5. Immediately
- Meaning: Immediately means something happens at once, with no waiting period.
- Examples: He immediately called his mother.
Please leave the room immediately.
6. Instantly
- Meaning: Instantly means something happens almost at the exact same moment.
- Examples: She instantly knew the answer.
The lights came on instantly.
7. Hastily
- Meaning: Hastily means doing something very quickly, often without enough care.
- Examples: He hastily packed his clothes.
She made a hastily written note.
8. Hurriedly
- Meaning: Hurriedly means doing something quickly because there is little time.
- Examples: Tom hurriedly finished his breakfast.
She hurriedly left the house.
9. Briskly
- Meaning: Briskly means moving or acting quickly with energy and purpose.
- Examples: We walked briskly through town.
She briskly cleaned the kitchen.
10. Expeditiously
- Meaning: Expeditiously means completing something quickly and efficiently, especially in formal situations.
- Examples: The office handled the request expeditiously.
Please process these papers expeditiously.
11. Soon
- Meaning: Soon means something will happen after a short amount of time.
- Examples: I will call you soon.
The movie will start soon.
12. Shortly
- Meaning: Shortly means something happens or will happen after only a brief time.
- Examples: The manager will arrive shortly.
We received the results shortly afterward.
13. Presently
- Meaning: Presently can mean soon or after a short period of time.
- Examples: The teacher will speak presently.
She returned presently with fresh supplies.
14. Directly
- Meaning: Directly means doing something without stopping, waiting, or taking another route.
- Examples: He went directly home after work.
Please answer the question directly.
15. Straightaway
- Meaning: Straightaway means doing something immediately without waiting or taking time.
- Examples: She started cooking straightaway after arriving.
He fixed the problem straightaway.
16. Forthwith
- Meaning: Forthwith means immediately and is mostly used in formal or old fashioned language.
- Examples: The notice was issued forthwith.
Workers were asked to leave forthwith.
17. Straight off
- Meaning: Straight off means doing something immediately or without delay.
- Examples: She knew the answer straight off.
He called the office straight off.
18. Right away
- Meaning: Right away means doing something immediately after being asked or needed.
- Examples: I will send it right away.
She cleaned the spill right away.
19. At once
- Meaning: At once means immediately, without waiting for another moment.
- Examples: The nurse came at once.
Please stop the machine at once.
20. Without delay
- Meaning: Without delay means doing something immediately instead of waiting longer.
- Examples: Report the problem without delay.
The team began repairs without delay.
21. In no time
- Meaning: In no time means something happens or finishes very quickly.
- Examples: We reached home in no time.
She finished the puzzle in no time.
22. In a flash
- Meaning: In a flash means something happens extremely quickly or suddenly.
- Examples: The storm arrived in a flash.
He disappeared in a flash.
23. In a jiffy
- Meaning: In a jiffy means after a very short period of time.
- Examples: I will be ready in a jiffy.
She brought the keys in a jiffy.
24. In a trice
- Meaning: In a trice means something happens within a very short time.
- Examples: He fixed it in a trice.
The child dressed in a trice.
25. Posthaste
- Meaning: Posthaste means with great speed and immediate urgency.
- Examples: The letter was sent posthaste.
They traveled there posthaste.
26. Fleetly
- Meaning: Fleetly means moving quickly, lightly, and with great speed.
- Examples: The deer ran fleetly away.
She moved fleetly across the stage.
27. Nimbly
- Meaning: Nimbly means moving quickly and easily, especially with good control.
- Examples: The cat jumped nimbly over fences.
He nimbly climbed the narrow ladder.
28. Apace
- Meaning: Apace means moving or developing quickly and steadily.
- Examples: The project moved apace after Monday.
Technology is changing apace around us.
29. Pronto
- Meaning: Pronto means quickly or immediately and sounds casual in everyday speech.
- Examples: Send the report pronto, please.
We need those supplies pronto.
30. Fast
- Meaning: Fast means moving or happening at a high rate of speed.
- Examples: The car was moving fast.
She ran fast toward school.
31. Quickly
- Meaning: Quickly means doing something in a short time or at high speed.
- Examples: He quickly opened the window.
She quickly found her missing phone.
32. Hurriedly
- Meaning: Hurriedly means acting with speed because someone feels pressure or has limited time.
- Examples: He hurriedly grabbed his coat.
They hurriedly crossed the street.
33. Rapidly
- Meaning: Rapidly means something changes, grows, or happens at a very fast rate.
- Examples: The plants grew rapidly after spring.
Her skills improved rapidly.
34. At high speed
- Meaning: At high speed means moving or operating much faster than normal.
- Examples: The train traveled at high speed.
The machine runs at high speed.
35. At full speed
- Meaning: At full speed means moving as fast as something is able.
- Examples: The runner raced at full speed.
The boat moved at full speed.
36. At speed
- Meaning: At speed means moving quickly, often with a focus on motion.
- Examples: The horse ran at speed.
The cyclist traveled at speed downhill.
37. Before long
- Meaning: Before long means something happens after only a short period.
- Examples: Before long, everyone knew her name.
The rain stopped before long.
38. Soon enough
- Meaning: Soon enough means something happens within a reasonably short period.
- Examples: You will understand soon enough.
The answer became clear soon enough.
39. As soon as possible
- Meaning: As soon as possible means doing something at the earliest reasonable time.
- Examples: Please reply as soon as possible.
We need help as soon as possible.
40. At the earliest
- Meaning: At the earliest means something happens at the first possible opportunity.
- Examples: The parcel arrives Monday at the earliest.
We can meet tomorrow at the earliest.
41. With haste
- Meaning: With haste means doing something quickly because speed is important.
- Examples: The message was delivered with haste.
They left the building with haste.
42. With urgency
- Meaning: With urgency means acting quickly because a situation needs immediate attention.
- Examples: She spoke with urgency during the meeting.
The request was handled with urgency.
43. At short notice
- Meaning: At short notice means arranging or doing something with little preparation time.
- Examples: She accepted the job at short notice.
We changed plans at short notice.
44. In haste
- Meaning: In haste means doing something very quickly, often without careful thought.
- Examples: He signed the form in haste.
She left in haste after lunch.
45. At a rapid pace
- Meaning: At a rapid pace means something happens or develops very quickly.
- Examples: The company expanded at a rapid pace.
The work continued at a rapid pace.
46. At a brisk pace
- Meaning: At a brisk pace means moving quickly with steady energy and purpose.
- Examples: We walked at a brisk pace.
She finished the work at a brisk pace.
47. Quickly enough
- Meaning: Quickly enough means something happens fast enough for the situation or need.
- Examples: The bus arrived quickly enough.
He learned the lesson quickly enough.
48. With great speed
- Meaning: With great speed means doing something extremely quickly and forcefully.
- Examples: The athlete moved with great speed.
The fire spread with great speed.
49. At lightning speed
- Meaning: At lightning speed means moving or happening with extremely fast speed.
- Examples: She typed at lightning speed.
The news spread at lightning speed.
50. In record time
- Meaning: In record time means finishing something much faster than normally expected.
- Examples: They completed the project in record time.
He finished the race in record time.
“Practice makes progress.”
Using these words often will help you choose the right expression instead of repeating “quickly” in every sentence.
Synonyms for quickly and efficiently
When you want to show both speed and good results, words such as expeditiously, promptly, and swiftly can work well. These choices are useful for workplace writing, instructions, reports, and professional emails.
“Expeditiously” is especially formal, while “promptly” sounds natural and professional. Choose the word that shows both the speed and quality you want to express.
Synonyms for quickly changing
For something that changes fast, rapidly, swiftly, and at a rapid pace are useful choices. You can use them for technology, weather, prices, trends, plans, or situations. For example, “The market is changing rapidly” sounds natural and clear.
These expressions focus on the speed of change rather than simply saying that something happened quickly.
Synonyms for quickly moving
When something is traveling or moving fast, swiftly, speedily, fleetly, briskly, and at full speed can fit. “Swiftly” works well for people and animals, while “at full speed” is useful for vehicles.
For careful writing, choose the word that matches the type of movement. This makes your sentence more exact and natural.
Synonyms for quickly learned
When someone understands a skill or idea fast, quickly learned, learned rapidly, and picked up quickly are useful expressions. “Learned rapidly” sounds more formal, while “picked up quickly” is common in conversation.
These phrases are helpful when writing about students, employees, skills, languages, or new software without repeating the same wording.
Synonyms for quickly as possible
For as quickly as possible, useful alternatives include right away, without delay, at once, promptly, and as soon as possible. The best choice depends on how strong your request sounds.
“Without delay” can feel firm, while “as soon as possible” is polite and common in emails, messages, and workplace communication.
Frequently Asked Questions
How do you professionally say “quickly”?
In professional writing, you can replace “quickly” with promptly, swiftly, rapidly, expeditiously, or without delay. The right choice depends on the sentence. “Please respond promptly” sounds polite and professional. “The company acted swiftly” works well in reports.
“Expeditiously” is more formal and is often used when describing work that should be completed efficiently and without unnecessary delay.
What’s a better word for quickly?
There is no single best replacement for “quickly” because the meaning can change with context. Swiftly is a strong general choice for fast action. Promptly works better when something happens on time. Rapidly is useful for growth or change.
Immediately shows no waiting. For casual speech, “right away” is natural. Choosing the word that matches your exact meaning makes your writing clearer.
What is another word for “very quickly”?
Good alternatives for “very quickly” include rapidly, swiftly, instantly, in a flash, at lightning speed, and in record time. Formal writing usually favors “rapidly” or “swiftly.” Everyday speech can use “in a flash.” If you want to show extremely high speed, “at lightning speed” gives the sentence stronger emphasis and creates a vivid picture.
What are 5 synonyms for fast?
Five common synonyms for “fast” are quickly, rapidly, swiftly, speedily, and briskly. Each has a slightly different use. “Swiftly” often describes movement, “rapidly” works well for change, and “promptly” can describe timely action. “Speedily” focuses directly on speed. “Briskly” often suggests energetic movement.
Using different choices can make your speaking and writing more natural.
Conclusion
Learning synonyms for quickly gives you more control over your English. Instead of using the same word in every sentence, you can choose a word that shows the exact kind of speed you mean. Swiftly can describe smooth movement. Promptly can show timely action.
Rapidly can describe fast growth or change. Hastily can suggest that someone acted too quickly. These small differences can make your writing much clearer.
For students, these words can improve essays, reports, and assignments. Bloggers can use them to avoid repetition and keep readers interested. Content writers can create stronger sentences and match different search intents. In daily conversations, simple choices such as “right away” and “at once” sound natural and easy to understand.
Try practicing five new words today. Use them in an email, an essay, a social media post, or a short conversation. Then notice which words feel natural in different situations.
“A different word can give a sentence a different life.”
The goal is not to use difficult vocabulary everywhere. Instead, choose the clearest word for the situation. With regular practice, these alternatives will become easier to remember and use.
“The more you practice, the more natural your words become.”
