Synonyms to happen by chance

befall, be found, be met with, be realized, bechance, betide, break, chance, come, come about, come along, come down, come off, come to pass, come true, develop, eventuate, fall, fall out, go, go off, hap, happen, happen along, hazard, occur, pass, pass off, pop up, take place, transpire, turn up, a leg up, accidental, accidentally, advantage, adventitious, adventure, aleatoric, aleatory, amorphous, appear, approach, aptitude, aptness, arise, assay, attempt, bare possibility, bet, blind bargain, blobby, blurred, blurry, borderline case, bout, brave, broad, bump, by chance, calculated risk, capriciousness, careless, casual, causeless, certainty, chance it, chances, chanciness, chancy, changeableness, chaotic, clear stage, co