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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
  • reinforce
  • solidify
  • stabilize
  • strengthen
  • anneal
  • benumb
  • brace
  • cake
  • candy
  • cement
  • chill
  • clot
  • coagulate
  • condense
  • congeal
  • crystallize
  • curdle
  • firm
  • fix
  • freeze
  • gel
  • harden
  • inflate
  • inspissate
  • jell
  • jelly
  • ossify
  • petrify
  • precipitate
  • prop
  • set
  • starch
  • steady
  • tauten
  • tense
  • thicken

Antonyms for stiffen

  • weaken
  • dilute
  • dissolve
  • heat
  • liquefy
  • melt
  • separate
  • soften
  • thin
  • unfix
  • loosen
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

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
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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