ILLOGICAL Synonyms: 89 Similar and Opposite Words

illogical

adjective

(ˌ)i(l)-ˈlä-ji-kəl

as in unreasonable

not using or following good reasoning the illogical claim that playing basketball makes people taller because one sees so many tall players illogical people are likely to believe every sensational claim made on TV

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Recent Examples of illogical Among other things, the illogical alternating of festival years with Moscow came to an end, and since 1994, the festival has been held annually in Karlovy Vary. —

Georg Szalai, HollywoodReporter, 21 Apr. 2026 Amid all their attacks and counter-attacks, what motivates each aggrieved party comes to light, painting a rich, empathetic portrait of lives lived under immense pressure — and the illogical outlets that sometimes become our only means of relief. —

Ben Travers, IndieWire, 16 Apr. 2026 But the point here is that no matter how illogical this Spurs season has seemed so far, nobody would be surprised to see Wembanyama defy even more history and gravity and common sense. —

Mike Finger, San Antonio Express-News, 2 Mar. 2026 Link said there’s something illogical about ending widespread use of ExpressVote for early voting. —

Anthony Man, Sun Sentinel, 15 Feb. 2026 See All Example Sentences for illogical

Recent Examples of Synonyms for illogical

Adjective

Last year’s conference-final loss to the Florida Panthers — an ugly result for an overmatched roster that had spent the regular season outkicking its coverage, maximizing its performance and raising expectations to an unreasonable level — is on that ledger, too.

— Sean Gentille, New York Times, 28 May 2026
That lingering inventory, which has drawn criticism from fans who believe the list prices are unreasonable, is a principal feature of the governing body’s ticket pricing strategy.

— Sara Germano, Sportico.com, 28 May 2026