Synonyms of 'unreasonable'
refusing to listen to reasonThe strikers were being unreasonable in their demands.
Arbitrary arrests were common.
an irrational fear of science
his completely illogical arguments
They've got a very blinkered view of life.
He's an opinionated man who always thinks he knows best.
unfair and excessiveunreasonable increases in the price of petrol
banks which cripple their customers with excessive charges
The annual premium can be a little steep.
exorbitant housing prices
They go to absurd lengths just to avoid paying a few pounds.
He was extravagant in his admiration of Lillie.
campaigning against racist and unjust immigration laws
It might give them undue influence over the coming negotiations.
The whole idea was preposterous.
an unwarranted interference in the country's internal affairs
the extortionate price of designer clothes
Leo's uncalled-for remarks about her cousin
He launched an immoderate tirade on his son.
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in the sense of absurd
obviously senseless or illogicalThey go to absurd lengths just to avoid paying a few pounds.
cockamamie (slang, US)
in the sense of arbitrary
not done according to any plan or for any particular reasonArbitrary arrests were common.
See related content
Video: pronunciation of 'unreasonable'
Thesaurus for unreasonable from the Collins English Thesaurus