| fortuitous definitions |
| # | Definition | Sets |
| 1 | lucky | 204 sets |
| 2 | accidental | 100 sets |
| 3 | happening by chance | 68 sets |
| 4 | occurring by happy chance | 55 sets |
| 5 | happening by luck, fortunate | 49 sets |
| 6 | adj. happening by chance or accident, usually with good results; lucky | 47 sets |
| 7 | happening by chance or accident | 47 sets |
| 8 | accidental, occurring by a happy chance | 43 sets |
| 9 | happening by accident or chance | 37 sets |
| 10 | accidental; by chance | 33 sets |
| 11 | by chance | 32 sets |
| 12 | (adj.) accidental, occurring by a happy chance | 27 sets |
| 13 | accidental, occuring by a happy chance | 26 sets |
| 14 | happening by fortunate accident or chance | 24 sets |
| 15 | occurring by chance | 23 sets |
| 16 | fortunate | 21 sets |
| 17 | accidental, by chance | 20 sets |
| 18 | happening by chance; fortunate | 20 sets |
| 19 | happening by lucky accident | 15 sets |
| 20 | something that happens by accident or chance (usually good) | 15 sets |
| 21 | happening or produced by chance; accidental | 15 sets |
| 22 | fortunate; lucky | 15 sets |
| 23 | occuring by chance or accident | 14 sets |
| 24 | occurring by chance or accident | 14 sets |
| 25 | happening by chance; accidental | 14 sets |
| 26 | adj. occuring by chance | 14 sets |
| 27 | occuring by chance | 14 sets |
| 28 | (adj.) - lucky, occurring by chance | 12 sets |
| 29 | a accidental ; occurring by chance | 12 sets |
| 30 | lucky; by chance | 11 sets |
| 31 | (adj.) accidental, occuring by a happy chance | 10 sets |
| 32 | happening or produced by chance | 10 sets |
| 33 | happening by chance, often lucky or fortunate | 10 sets |
| 34 | happening by accident | 9 sets |
| 35 | accidental; by chance; n. fortuity | 9 sets |
| 36 | accidental, happening by chance | 9 sets |
| 37 | fortunate; happening by chance | 9 sets |
| 38 | happening by chance, accidental; lucky | 8 sets |
| 39 | (adj) accidental, occurring by a happy chance | 8 sets |
| 40 | happening by accident or chance rather than design | 8 sets |