preposterous
- adjective (adj)
Meaning: ridiculous, bizarre
Synonyms:
absurd
asinine
crazy
excessive
exorbitant
extravagant
extreme
fantastic
far-out
foolish
harebrained
impossible
incredible
insane
irrational
laughable
ludicrous
monstrous
nonsensical
out of the question
outrageous
senseless
shocking
silly
stupid
taking the cake
thick
too much
unbelievable
unreasonable
unthinkable
unusual
wacky
wild
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.