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v. Simple past tense and past participle of caseharden.

adj. Having the surface hardened, as iron tools.

adj. Hardened against, or insusceptible to, good influences; rendered callous by persistence in wrongdoing or resistance of good influences; -- said of persons.

Having the outside hardened, as iron tools, etc.

Figuratively, not sensitive; having no sense of shame; indifferent to reproof or dishonor.

adj. used of persons; emotionally hardened

"Featuring polypropylene felt soles tapped to accept Chota's casehardened steel cleats, each pair of shoes comes with 28 cleats, which are easily installed or removed-depending on wading conditions-with a 1/4 inch nut driver."

hard   

caseharden   

blandest    poker-player    advfirewall    ex-chief    minimalistic    thrill-seeking    sun-hot    host-based    puffed-up    grave-digging