Word Type

Verb

Proper Noun

Noun

The word "harden" can be used as verb, proper noun and noun.

Word Relationships

Opposites (Antonyms)

soften

Derived Terms

case harden caseharden deharden enharden forharden hammer-harden harden off harden one's neck harden someone's heart harden up hardenability hardenable hardened hardener hardening hardenite overharden photoharden preharden reharden superharden unharden

Derived From

hard hardened

Context

computing phonology

Broader Terms (Hypernyms)

accustom change habituate modify toughen

Narrower Terms (Hyponyms)

freeze ossify petrify ruggedize vitrify

Manner Of

change

Related Terms

Arden Hardenne Hardennes hard hardness strengthen

Related Terms

arden attack fortis hard hardenne hardennes malicious resistant sensitive strengthen website

Similar Terms

indurate

Synonym Network

inure season steel temper toughen

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.