steely-spined

Adjective

Meaning

steely-spined (comparative more steely-spined, superlative most steely-spined)

(idiomatic) Having a hard, strong, and determined mindset / mentality.

Source: en.wiktionary.org

Synonyms

diehard hardcore steely-eyed steely-nerved tough as nails

Close letter words and terms

steely-eyed missile man steely-grey steely-nerved steelyard steem steen