14 entries under impassive topic. ×

17
blank(expression, adjective, person, dull, show)
13
deadpan(expression, adjective, dull, show, indifferent)
10
poker-faced(adjective, dull, dead, blank, unfeeling)
10
dull(adjective, dead, monotonous, neutral)
7
inexpressive(expression, adjective, dull, show, indifferent)
5
stolid(adjective, dull, dead, blank)
4
inscrutable(adjective, dull, dead, blank)
4
wooden(adjective, dull, dead, blank)
3
straight-faced(adjective, person, dull, feelings, dead)
3
vague(adjective, dull, pale, bland)
2
emotionless(adjective, blank, unemotional, inexpressive)
2
lifeless(adjective, dull, monotonous, neutral)
0
unemotional(adjective, unfriendly, blank, unfeeling)
0
bland(adjective, monotonous, neutral, colorless)
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APASmart Define. (2016). expressionless thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/expressionless/thesaurus/synonyms
ChicagoSmart Define. 2016. "expressionless thesaurus" https://smartdefine.org/expressionless/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, expressionless thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/expressionless/thesaurus/synonyms>.
MLASmart Define. "expressionless thesaurus" 23 March 2016. Web. 20 September 2026. <https://smartdefine.org/expressionless/thesaurus/synonyms>