It was preposterous of them to think that I would pay their bill without questioning the added charges.
The idea was so preposterous it was unlikely to have been invented.
It is preposterous to pay a thousand dollars for a five dollar meal.
Laughable = Pathetic, Pitiful, Absurd, Preposterous, Ludicrous, Mediocre, Rdiculous
Preposterous means absurd, incongruous, out of the question, highly unlikely, amazing, incredible, dubious, or simply ridiculous.
The forms for the adjective are:preposterousmore preposterousmost preposterous
The theory that Stonehenge was constructed by alien life-forms is utterly preposterous.
Preposterous.
ridiculous
Preposterous is an adjective and may refer to something that is not within reason or that is absurd. Something that is preposterous is contrary to nature, reason or sense.
Words that are not synonymous with the word 'preposterous' include:appropriatecorrectfairjustlogicalproperrationalreasonablesensiblesoundtruevalid
preposterous
no, similar to preposterous, strange