See contingent in Webster's New World Roget's A-Z Thesaurus II
adjective
Having a chance of happening or being true:
likely, possible, probable. See likelyDetermined or to be determined by someone or something else:
conditional, conditioned, dependent, relative, reliant, subject. See startOccurring unexpectedly:
accidental, casual, chance, fluky, fortuitous, inadvertent, odd. See surprise
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