1
unchangeable
1
unchanged
1
unchanging
1
uncompassionate(adjective, hard, careless, indifferent, cruel)
1
unconcerned(adjective, hard, careless, indifferent, cruel)
1
undeflectable
1
undeviating
1
unexcitable
1
unimpassioned
1
uninfluenceable
1
unliable(safe, unaffected, protected, resistant, invulnerable)
1
unloving
1
unmodifiable
1
unmoral
1
unmovable
1
unmoved(adjective, unresponsive, oblivious, impervious)
1
unpliable
1
unreceptive
1
unremitting
1
unresponding
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APASmart Define. (2015). unsusceptible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unsusceptible/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsusceptible thesaurus" https://smartdefine.org/unsusceptible/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unsusceptible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsusceptible/thesaurus/synonyms>.
MLASmart Define. "unsusceptible thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unsusceptible/thesaurus/synonyms>