| Arbitrary | Based upon impulse or random chance, rather than on reason. adjective |
| Coincidental | Happening or existing at the same time by accident. adjective |
| Contrive | To cleverly plan, plot, or design. verb |
| Deliberation | Slow, careful thought. noun |
| Fortuitous | Happening by lucky accident adjective |
| Haphazard | Without plan or order; chosen randomly. adjective |
| Premeditated | Planned or arranged in advance. adjective |
| Prophetic | Foreseeing or predicting the future, adjective |
| Spontaneity | The quality of following personal impulse rather than outside influences or planning. noun |
| Unwittingly | Unknowingly; without awareness adverb |