945 entries under adjective topic. ×

6
slack(noun, dull, quiet, soft)
6
stony-hearted(hard, cruel, unfeeling, unsympathetic)
6
trivial(reasonable, slight, lower, sensible)
6
undemonstrative(calm, dull, cool, flat)
6
unthinking(sharp, rude, careless, short)
6
weak(feature, state, dull, easy)
5
happy-go-lucky(feature, state, trait, casual)
5
unapproachable(person, cold, restrained, detached)
5
undisturbed(feature, state, trait, nonchalant)
5
adequate(reasonable, moderate, sensible, fair)
5
bored(beat, cool, careless, weary)
5
comatose(dull, weak, easy, slow)
5
diffident(aloof, apathetic, unfeeling, unsympathetic)
5
disenchanted(cool, nonchalant, dissatisfied, disappointed)
5
dry(calm, dull, cool, cold)
5
flat(calm, dull, quiet, cool)
5
foolhardy
5
idle(dull, quiet, careless, weary)
5
inadvertent(careless, casual, apathetic, sloppy)
5
inconsequential(reasonable, slight, lower, sensible)
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APASmart Define. (2016). indifferent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/indifferent/thesaurus/synonyms
ChicagoSmart Define. 2016. "indifferent thesaurus" https://smartdefine.org/indifferent/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, indifferent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/indifferent/thesaurus/synonyms>.
MLASmart Define. "indifferent thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/indifferent/thesaurus/synonyms>