Clam up
Clam up verb - To stop talking.
Have upper hand and clam up are semantically related. In some cases you can use "Have upper hand" instead a verb "Clam up".
Have upper hand
Clam up and have upper hand are semantically related. Sometimes you can use "Clam up" instead a verb phrase "Have upper hand".
Mutual synonyms
Cite this Source
Have upper hand and Clam up. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/clam_up/have_upper_hand
Clam up & Have upper hand. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/clam_up/have_upper_hand>.
Have upper hand or Clam up. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/clam_up/have_upper_hand.