| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | by chance |
| Synonyms: | by mistake, fortuitously, haphazardly, unintentionally, unwittingly |
| Main Entry: | luckily |
| Part of Speech: | adverb |
| Definition: | happily |
| Synonyms: | by chance, favorably, fortuitously, fortunately, opportunely, propitiously, providentially |
| Antonyms: | unhappily, unluckily |
| 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: | successfully |
| Part of Speech: | adverb |
| Definition: | favorably |
| Synonyms: | auspiciously, flourishingly, fortuitously, fortunately, opportunely, profitably, propitiously, prosperously, strongly, swimmingly, thrivingly, triumphantly, victoriously, well |
| Main Entry: | unexpectedly |
| Part of Speech: | adverb |
| Definition: | by chance |
| Synonyms: | accidentally, by coincidence, circumstantially, fortuitously |
| Antonyms: | advisedly, deliberately, intentionally |