irrational Synonyms

absurd senseless irrational number foolish unreasonable preposterous unfounded superstitious surd thoughtless unreason unconsidered undiscerning stupid sophistical sophistic overanxious paralogical psychological rabid raving reasonless ridiculous risible self-contradictory silly unreasoned unsensible unlogical non-rational unsupported imbecilic unjustifiable phobic untempered unreflective unscientific unthoughtful pseudoscientific psychosomatic unsound unthinking unwise wild agoraphobic feebleminded fly ball unreasoning ill-conceived nonrational