1
aloof(adjective, person, emotions)
1
anal
1
antisocial
1
asocial
1
blank
1
blank out
1
block
1
buttoned-up
1
callous
1
close
1
closelipped
1
cold
1
deadpan
1
dumb
1
expressionless
1
incommunicado
1
inexpressive
1
introvert(character, behavior, manner)
1
laconic
1
mute
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APASmart Define. (2016). communicative thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/communicative/thesaurus/antonyms
ChicagoSmart Define. 2016. "communicative thesaurus" https://smartdefine.org/communicative/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, communicative thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/communicative/thesaurus/antonyms>.
MLASmart Define. "communicative thesaurus" 23 March 2016. Web. 23 September 2026. <https://smartdefine.org/communicative/thesaurus/antonyms>