- haphazard (adj.)[haphazard 词源字典]
- "characterized by randomness, chance, accidental," 1670s, from noun meaning "a chance, accident" (1570s), from hap (n.) "chance, luck" + hazard (n.) "risk, danger, peril." Related: Haphazardly.[haphazard etymology, haphazard origin, 英语词源]