a comic hat.
a comical look of surprise.
a contribution so small as to be laughable.
a mirthful experience.
a preposterous attempt to turn back the pages of history.
a very funny writer.
an amusing fellow.
an amusing film with a steady stream of pranks and pratfalls.
ask a nonsensical question and get a nonsensical answer.
funny stories that made everybody laugh.
her conceited assumption of universal interest in her rather dull children was ridiculous.
it is ludicrous to call a cottage a mansion.
it would have been laughable if it hadn't hurt so much.
risible courtroom antics.
that's a cockeyed idea.
the absurd excuse that the dog ate his homework.