Definition of

Clam Up

(verb, communication) refuse to talk or stop talking; fall silent

via WordNet, Princeton University

Synonyms of Clam Up

be quiet, belt up, button up, close up, dummy up, keep mum, shut up

Words that sound like Clam Up

c-clamp, clamp, clean up, cleanup, climb, climb up, clomp, clump, colombia, colombo, columba, columbia, columbo, coulomb

via soundex() Hash Matches

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