111 entries under adjective topic. ×

1
unkindly(bad, cold, aloof, no feelings)
1
unpolitical(cold, aloof, neutral, indefferent)
1
vacant(cold, aloof, neutral, indefferent)
0
accustomed(dull, quiet, flat, heavy)
0
blank(dull, quiet, flat, heavy)
0
depressed(dull, quiet, flat, heavy)
0
empty(dull, quiet, flat, heavy)
0
even(dull, quiet, flat, heavy)
0
expressionless
0
feelingless(hard, impassive, insensitive, unsusceptible)
0
hard as nails(expression, idiom, hard, impassive)
0
immune to(expression, dead, insensitive, insusceptible)
0
imperceptive(hard, impassive, insensitive, unsusceptible)
0
imperturbable
0
impervious to(expression, dead, insensitive, insusceptible)
0
inactive(dull, quiet, flat, heavy)
0
inert(dull, quiet, flat, heavy)
0
inviolable
0
invulnerable
0
languid(dull, quiet, flat, heavy)
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APASmart Define. (2015). impassible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/impassible/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassible thesaurus" https://smartdefine.org/impassible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, impassible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/impassible/thesaurus/synonyms>.
MLASmart Define. "impassible thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/impassible/thesaurus/synonyms>