accident

Synonyms: blow calamity casualty collision crack-up disaster fender-bender fluke hazard misadventure misfortune mishap pileup rear ender setback smash smashup stack-up total wrack-up

Antonyms: intent intention necessity plan provision

Synonyms: adventure circumstance contingency fate fluke fortuity fortune happening luck occasion occurrence turn

Antonyms: calculation decision decree plan