Synonyms and related words:
Chilopoda, Chordata, Echiuroidea, Ectoprocta, Entoprocta, Monoplacophora, Nemertinea, Phoronidea, accident, adventure, blessing, break, casualty, chance hit, contingency, contingent, fortuity, freak accident, hap, happening, happenstance, hazard, long odds, long shot, lucky break, lucky shot, lucky strike, run of luck, serendipity, streak of luck, stroke of luck, windfall

Moby Thesaurus. . 1996.

, / (of a whale) / , , (Platessa flesus or maximus) / , (primarily, at billiards) / , , (Distoma hepaticum)