3
distant(adjective, cool, indifferent, restrained, unfriendly)
3
emotionless(adjective, cool, indifferent, unfriendly, aloof)
3
feeble(adjective, feebleness)
3
inattentive(adjective, dull, indifferent, unsympathetic, sluggish)
3
indecisive(adjective, indifferent, unenthusiastic)
3
irresolute(adjective, indifferent, unenthusiastic)
3
spiritless(adjective, dull, cool, flat, warm)
3
undemonstrative(adjective, cool, indifferent, restrained, unfriendly)
3
unexcited(adjective, calm, cool, relaxed, indifferent)
3
unfeeling(adjective, calm, mean, hard, cool)
3
unimpressed(adjective, calm, indifferent, restrained, apathetic)
3
unmotivated
3
vapid(adjective, flat, cold, numb, insensitive)
2
Laodicean
2
ardent
2
balmy(adjective, calm, weak, smooth, soft)
2
calorific
2
dry
2
enervated(adjective, lethargic, languid, indolent, feebleness)
2
fervent
10 years ago|13k views|share |citing 
APASmart Define. (2016). lukewarm thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/lukewarm/thesaurus/synonyms
ChicagoSmart Define. 2016. "lukewarm thesaurus" https://smartdefine.org/lukewarm/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, lukewarm thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/lukewarm/thesaurus/synonyms>.
MLASmart Define. "lukewarm thesaurus" 14 March 2016. Web. 24 September 2026. <https://smartdefine.org/lukewarm/thesaurus/synonyms>