adj. Function: adjective
1
Synonyms: ILLOGICAL , fallacious, invalid, irrational, mad, nonrational, reasonless, sophistic, unreasoned
Related Words: incongruous, loose, self-contradictory
Antonyms: reasonable
2 exceeding the bounds of reason or right FF1C; the constitutional guarantees against unreasonable searches and seizures FF1E;
Synonyms: unconscionable, undue, unjustifiable, unwarrantable, unwarranted
Related Words: arbitrary, peremptory; excessive, immoderate, inordinate, overmuch; improper, unlawful, unrightful, wrongful
Contrasted Words: lawful, licit; proper, right, tolerable
Antonyms: reasonable