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stiffen

see definition of stiffen
  • verbmake or become harder
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Synonyms for stiffen

verb make or become harder

Antonyms for stiffen

  • weaken
  • dilute
  • dissolve
  • heat
  • liquefy
  • melt
  • separate
  • soften
  • thin
  • unfix
  • loosen

More words related to stiffen

congeal

verb. coagulate

congealed

verb. coagulate

fix

verb. establish, make firm

fortifies

verb. encourage, reassure

fortify

verb. encourage, reassure

freeze

verb. make cold enough to become solid
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