Synset

so unreasonable as to invite derision
<adj.all>   freq. cnt.: 6 freq. cnt.: 3 freq. cnt.: 2 freq. cnt.: 1

absurd

cockeyed

derisory

idiotic

laughable

ludicrous

nonsensical

preposterous

ridiculous

sample sentences

"the absurd excuse that the dog ate his homework"
"that's a cockeyed idea"
"ask a nonsensical question and get a nonsensical answer"
"a contribution so small as to be laughable"
"it is ludicrous to call a cottage a mansion"
"a preposterous attempt to turn back the pages of history"
"her conceited assumption of universal interest in her rather dull children was ridiculous"