| Main Entry: | accidentally |
| Part of Speech: | adjective |
| Definition: | by chance |
Synonyms: |
by mistake, fortuitously, haphazardly, unintentionally, unwittingly |
| Main Entry: | incidentally |
| Part of Speech: | adverb |
| Definition: | by chance |
Synonyms: |
accidentally, as a by-product, as side effect, by the bye, by the way, casually, fortuitously, in passing, in related manner, not by design, obiter, parenthetically, remotely, subordinately, unexpectedly |
Antonyms: |
purposely |
| Main Entry: | unawares |
| Part of Speech: | adverb |
| Definition: | without warning; suddenly |
Synonyms: |
aback, abruptly, accidentally, by accident, by mistake, by surprise, carelessly, ignorantly, inadvertently, mistakenly, off guard, short, sudden, surprisingly, unconsciously, unexpectedly, unintentionally, unknowingly, unprepared, unready, unwittingly |
| Notes: | unaware is an adjective that means 'not being aware of something' and unawares is an adverb meaning 'by surprise; unexpectedly' |
Antonyms: |
consciously, knowingly |
| Main Entry: | haphazardly |
| Part of Speech: | adverb |
| Definition: | unexpectedly |
Synonyms: |
accidentally, aimlessly, by chance, carelessly, casually, inconstantly, randomly |
| Main Entry: | inadvertently |
| Part of Speech: | adverb |
| Definition: | unintentionally |
Synonyms: |
accidentally, involuntarily, not by design, unwittingly |
| Main Entry: | by chance |
| Part of Speech: | adverb |
| Definition: | by accident |
Synonyms: |
accidentally, as luck would have it, by a fluke, by coincidence, by mistake, for some reason, fortuitously, out of the clear blue sky, unexpectedly, unintentionally, unwittingly |
| Main Entry: | unexpectedly |
| Part of Speech: | adverb |
| Definition: | by chance |
Synonyms: |
accidentally, by coincidence, circumstantially, fortuitously |
Antonyms: |
advisedly, deliberately, intentionally |
| Main Entry: | unintentionally |
| Part of Speech: | adverb |
| Definition: | not done on purpose |
Synonyms: |
accidentally, inadvertently, incidentally, involuntarily, unthinkingly |
Antonyms: |
by design, deliberately, intentionally, on purpose, purposely |
| Main Entry: | unwittingly |
| Part of Speech: | adverb |
| Definition: | inadvertently |
Synonyms: |
accidentally, unintentionally |
Antonyms: |
advisedly, knowingly |