definitely
definitely — adverb
1. used to say that something is completely certain and there is no room for doubt
used to say that something is completely certain and there is no room for doubt or disagreement
Rania definitely wants to join the art club this semester.
definitely + verb: emphatic certainty
That horror film was definitely the scariest one I have ever seen.
definitely + adjective complement (superlative)
The night train is definitely not running because of the snowstorm.
"Would you like another slice of cake?" "Definitely!"
If you water the garden every morning, the flowers will definitely grow faster.
- certainly
similar strength but slightly more formal; common in written responses
- absolutely
even stronger; often used for emotional emphasis
- undoubtedly
more formal and less common in everyday speech
- surely
softer — implies strong belief rather than absolute certainty
- possibly
admits uncertainty and alternative outcomes
- maybe
informal; expresses only a chance rather than certainty
- doubtfully
directly opposes the idea of sureness
文法句型
definitely + verb
definitely + adjective
definitely + not
用法筆記
Frequently used as a one-word affirmative reply in spoken English, carrying stronger conviction than a plain 'yes'. Can combine with 'not' for a forceful negative. Unlike 'surely' or 'probably', this word expresses absolute certainty with no qualification.