Synonyms and Antonyms of incidental
1 happening by chance an incidental meeting of two ships in the middle of the Atlantic Synonyms casual, chance, fluky (also flukey), fortuitous, inadvertent, accidental, unintended, unintentional, unplanned, unpremeditated, unwittingRelated Words coincidental; freak, odd; aimless, arbitrary, desultory, haphazard, random; uncertain, unexpected, unforeseeable, unforeseen; coerced, forced, involuntary; unconscious, unpromptedNear Antonyms certain, destined, expected, fixed, foreordained, foreseeable, foreseen, inevitable, predestined, predetermined, predictable, preordained, prescribed, sure; conscious, freewill, knowing, unforced, voluntary, volunteer, willful (or wilful)Antonyms calculated, deliberate, intended, intentional, planned, premeditated, premeditative, prepense, set
2 lacking importance we still have to work out a few incidental details, but the proposal is largely complete Synonyms fiddling, foolish, frivolous, unimportant, inconsequential, inconsiderable, insignificant, little, Mickey Mouse, minor, minute, negligible, nugatory, slight, small, small-fry, trifling, trivialRelated Words jerkwater, one-horse; nickel-and-dime, paltry, petty, small-time, worthless; anonymous, nameless, obscure, uncelebrated, unknownNear Antonyms decisive, fatal, fateful; chief, dominant, overbearing, overmastering, overriding, principal; distinctive, exceptional, impressive, outstanding, prominent, remarkable; valuable, worthwhile, worthy; distinguished, eminent, great, illustrious, preeminent, prestigious; famous, notorious, renowned; all-important, basic, essential, fundamental, keyAntonyms big, consequential, eventful, important, major, material, meaningful, momentous, significant, substantial, unfrivolous, weighty
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