3 entries under shellproof topic. ×

2
obdurate(adjective, proof, impenetrable)
2
stolid(adjective, proof, impenetrable)
2
unfeeling(adjective, proof, impenetrable)
11 years ago|238 views|share |citing 
APASmart Define. (2015). thin-skinned thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/thin-skinned/thesaurus/antonyms
ChicagoSmart Define. 2015. "thin-skinned thesaurus" https://smartdefine.org/thin-skinned/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, thin-skinned thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/thin-skinned/thesaurus/antonyms>.
MLASmart Define. "thin-skinned thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/thin-skinned/thesaurus/antonyms>