- 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