Synonyms and Antonyms of clam up
to stop talking the little girl clammed up when the doctor came into the room Synonyms of clam up belt up [British], shut up, dry up, dummy up, hush, pipe down, quiet (down)Words Related to clam up calm (down), cool (down), settle (down); haw, hemNear Antonyms of clam up pipe up, sound off, speak out, speak up, spout (off), talk upAntonyms of clam up speak, talk
Seen and Heard
What made you want to look up clam up? Please tell us where you read or heard it (including the quote, if possible).