0
dazed(silent, dumb, astonished, thunderstruck, flabbergasted)
0
decrease the volume(expression, idiom, quieten, shush, dulling)
0
decrease volume(expression, quieten, shush, dulling)
0
disimpassioned(silenced, whist)
0
dry up(expression, close, gag, quieten, shush)
0
drying up(expression, close, gag, quieten, shush)
0
dulling(quieten, shush)
0
dumbfounded(silent, dazed, dumb, astonished, thunderstruck)
0
dumbstruck(silent, dazed, dumb, astonished, thunderstruck)
0
flabbergasted(astonished, thunderstruck)
0
gobsmacked(astonished, thunderstruck, flabbergasted)
0
held down(expression, close, quiet, gag, inactivate)
0
hermetical(unknowing, unbriefed)
0
hesitant(quiet, restrained, discreet)
0
hidden(reticent, unknowing, hermetical, unbriefed, tight-lipped)
0
hold down(expression, close, quiet, gag, stoppered)
0
hold it down(expression, idiom, close, quiet, gag)
0
hold tongue(expression, quieten, shush, dulling)
0
hot-headed(unknowing, hermetical, unbriefed)
0
ignorant(unknowing, hermetical, unbriefed)
13 years ago|1.6k views|share |citing 
APASmart Define. (2013). clammed up thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/clammed_up/thesaurus/synonyms
ChicagoSmart Define. 2013. "clammed up thesaurus" https://smartdefine.org/clammed_up/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, clammed up thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/clammed_up/thesaurus/synonyms>.
MLASmart Define. "clammed up thesaurus" 18 May 2013. Web. 22 September 2026. <https://smartdefine.org/clammed_up/thesaurus/synonyms>