Home › Words › S › superhardensuperhardensuperharden · verb — to make superhard.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom super- + harden.verbTo make superhard.e.g.“Once the storm subsides, we can blast the ice smooth and allow it to superharden. That should sustain a landing while we contrive something longer-term.” — 2007, Josepha Sherman, Susan Shwartz, Epiphany, page 5:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.superhard 73% match — Having a very high hardness. vs superharden →forhard 67% match — To harden up. vs superharden →forharden 67% match — To make hard; harden up. vs superharden →preharden 66% match — To harden before machining. vs superharden →harden 66% match — To become hard. vs superharden →enharden 64% match — To harden; to render hard. vs superharden →reharden 62% match — To harden again. vs superharden →hardenable 62% match — Capable of being hardened. vs superharden →