Obdurate

The word “obdurate” is an adjective that means stubbornly refusing to change one’s opinion or course of action. It describes someone who is resistant to persuasion or softening, often displaying a hardened or unyielding attitude.

Interesting fact: The word “obdurate” originated from the Latin word “obduratus,” which means “hardened” or “obstinate.” It is derived from the verb “obdurare,” which combines “ob” (meaning “against”) and “durare” (meaning “to harden” or “to endure”).