Looking for the best really synonyms?
Whether you’re a student, ESL learner, writer or content creator, learning different ways to say really can improve your vocabulary and make your writing more engaging and precise.
The word really is one of the most common adverbs in English. It can mean very, truly, actually or genuinely, depending on the context. Since it is often overused, replacing it with more specific synonyms can make your speech and writing stronger.
In this complete guide, you’ll learn the meaning of really, discover 30 useful synonyms, understand when to use each one and see beginner friendly examples.
What Does Really Mean?
Meaning of Really
Really means to a great degree, in fact, or genuinely, depending on how it is used in a sentence.
Example of Really
- I really enjoyed the movie.
- Are you really leaving today?
- She is really talented.
30 Best Really Synonyms
1. Very
Meaning: To a high degree.
Example: She is very happy today.
Best Usage: Everyday English.
2. Truly
Meaning: In a genuine or sincere way.
Example: I truly appreciate your help.
Best Usage: Formal and emotional writing.
3. Actually
Meaning: In fact; used to correct or emphasize.
Example: It actually happened yesterday.
Best Usage: Conversations.
4. Genuinely
Meaning: Honestly or sincerely.
Example: She was genuinely excited.
Best Usage: Professional and personal writing.
5. Indeed
Meaning: Used to confirm something.
Example: He is indeed an excellent teacher.
Best Usage: Formal English.
6. Certainly
Meaning: Without doubt.
Example: She is certainly qualified.
Best Usage: Professional communication.
7. Absolutely
Meaning: Completely or totally.
Example: The food was absolutely delicious.
Best Usage: Emphasis.
8. Definitely
Meaning: Without any doubt.
Example: I’ll definitely attend the meeting.
Best Usage: Everyday English.
9. Undoubtedly
Meaning: Clearly and without question.
Example: She is undoubtedly talented.
Best Usage: Formal writing.
10. Surely
Meaning: Certainly or confidently.
Example: Surely you remember him.
Best Usage: General English.
11. Honestly
Meaning: Truthfully.
Example: I honestly didn’t know.
Best Usage: Casual conversations.
12. Sincerely
Meaning: With genuine feeling.
Example: I sincerely apologize.
Best Usage: Formal writing.
13. Authentically
Meaning: In a genuine manner.
Example: She speaks authentically about her experiences.
Best Usage: Professional writing.
14. Quite
Meaning: To a considerable degree.
Example: The test was quite difficult.
Best Usage: British and American English.
15. Extremely
Meaning: To a very great degree.
Example: The weather was extremely hot.
Best Usage: Strong emphasis.
16. Highly
Meaning: To a great extent.
Example: She’s highly respected.
Best Usage: Professional English.
17. Exceptionally
Meaning: More than usual.
Example: He performed exceptionally well.
Best Usage: Formal writing.
18. Remarkably
Meaning: In an impressive way.
Example: The team improved remarkably.
Best Usage: Professional writing.
19. Considerably
Meaning: By a large amount.
Example: Costs have increased considerably.
Best Usage: Academic writing.
20. Significantly
Meaning: To an important degree.
Example: Sales improved significantly.
Best Usage: Business and research.
21. Seriously
Meaning: In an earnest way or as emphasis.
Example: I’m seriously thinking about it.
Best Usage: Informal conversations.
22. Honestly
Meaning: Used for emphasis or truthfulness.
Example: Honestly, I enjoyed the event.
Best Usage: Casual English.
23. In Fact
Meaning: Actually; introducing true information.
Example: In fact, he arrived early.
Best Usage: Formal and informal writing.
24. Positively
Meaning: Definitely or unquestionably.
Example: She was positively thrilled.
Best Usage: Formal English.
25. Completely
Meaning: Totally.
Example: I completely understand.
Best Usage: General English.
26. Totally
Meaning: Entirely.
Example: That’s totally amazing.
Best Usage: Informal English.
27. Entirely
Meaning: Fully or wholly.
Example: The decision was entirely reasonable.
Best Usage: Formal writing.
28. Thoroughly
Meaning: Completely and carefully.
Example: I thoroughly enjoyed the concert.
Best Usage: Reviews and formal writing.
29. Deeply
Meaning: To a strong emotional degree.
Example: She was deeply grateful.
Best Usage: Emotional contexts.
30. So
Meaning: Very; often used informally for emphasis.
Example: The movie was so interesting.
Best Usage: Casual conversations.
When to Use Different Really Synonyms
Quick Comparison Guide
| Synonym | Best Used For | Tone |
|---|---|---|
| Very | Everyday conversations | Neutral |
| Truly | Sincere statements | Formal |
| Actually | Correcting information | Neutral |
| Absolutely | Strong emphasis | Positive |
| Definitely | Confirming plans | Neutral |
| Extremely | Strong descriptions | Neutral |
| Highly | Professional writing | Formal |
| Significantly | Academic and business writing | Professional |
| Thoroughly | Reviews | Formal |
| Totally | Casual speech | Informal |
How to Choose the Right Synonym
For Everyday Conversations
Use:
- Very
- Definitely
- Actually
- Totally
- So
For Professional Writing
Choose:
- Genuinely
- Certainly
- Highly
- Significantly
- Considerably
For Formal Writing
Use:
- Truly
- Indeed
- Sincerely
- Entirely
- Thoroughly
For Strong Emphasis
Choose:
- Absolutely
- Extremely
- Completely
- Deeply
- Exceptionally
For Emotional Expressions
Use:
- Truly
- Genuinely
- Deeply
- Honestly
- Sincerely
Common Mistakes When Using Really Synonyms
Don’t Overuse “Really”
Using really repeatedly can make writing sound repetitive. Replace it with more specific alternatives like extremely, truly, or absolutely when appropriate.
Match the Synonym to the Context
Use actually to correct information, deeply for emotions, highly for praise, and significantly for measurable changes.
Avoid Informal Words in Formal Writing
Words like totally and so work well in conversations but are less suitable for academic or professional documents.
Why Learning Really Synonyms Improves Your Vocabulary
Understanding really synonyms helps you express emphasis, truth, and intensity more effectively.
Benefits include:
- Better academic writing
- More engaging conversations
- Improved professional communication
- Greater vocabulary variety
- Stronger creative writing
- More natural English expression
Using the right synonym makes your writing clearer, more persuasive, and less repetitive.
Conclusion
Learning really synonyms gives you more ways to express emphasis and sincerity in English. While really is a useful everyday word, alternatives such as truly, absolutely, genuinely, extremely and definitely can better match different situations and levels of formality.
By understanding each synonym’s meaning, example and ideal usage, you’ll improve your vocabulary, strengthen your writing and communicate more confidently in everyday, academic and professional English.
