hardened
har-dened
adjective
Made tough, resilient, or insensitive due to difficult experiences.
"The hardened veteran faced danger calmly."
adjective
Made physically firm, solid, or resistant to damage or wear.
"The hardened steel was extremely durable."
Thesaurus
Synonyms: inured, enured, toughened, tough, treated, sunbaked, tempered, curable, hard, set, hard-boiled, case-hardened
Antonyms: soft, unhardened, untempered