2
repellent(adjective, resistant)
2
safe(adjective, unaffected, protected, resistant, invulnerable)
2
soulless
2
tough(adjective, hard, informal, insensitive, unsusceptible)
2
unconcerned(adjective, hard, cool, blank, aloof)
2
unemotional(adjective, cool, blank, aloof, serene)
1
affectless
1
allowed(safe, unaffected, protected, resistant, invulnerable)
1
anaesthetised
1
apathetic(adjective, cool, blank, aloof, unemotional)
1
arctic
1
autistic
1
bloodless(adjective, hard, insensitive, unsusceptible)
1
blunt
1
casehardened
1
catatonic
1
chill
1
chilly
1
cold as charity(expression, idiom)
1
collected(adjective, cool, blank, aloof, unemotional)
11 years ago|4.5k views|share |citing 
APASmart Define. (2015). insusceptible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/insusceptible/thesaurus/synonyms
ChicagoSmart Define. 2015. "insusceptible thesaurus" https://smartdefine.org/insusceptible/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, insusceptible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/insusceptible/thesaurus/synonyms>.
MLASmart Define. "insusceptible thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/insusceptible/thesaurus/synonyms>