Thesaurus
To save this word, you'll need to log in.
Synonyms & Antonyms of clam up
to stop talking
- the little girl clammed up when the doctor came into the room
Synonyms for clam up
Words Related to clam up
Phrases Synonymous with clam up
Near Antonyms for clam up
Antonyms for clam up
Keep scrolling for more
Keep scrolling for more
Comments on clam up
What made you want to look up clam up? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Homophone Quiz
- In order to judge how people felt, the senator's office hired a firm to take a
______.
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Share clam up
Time Traveler for clam up
The first known use of clam up was in 1916
See more words from the same year