Synonyms|576Antonyms|83|Broader|17Narrower|5Related|326
0
fixed
0
flourish
0
forceful
0
fort
0
fossilize
0
frap
0
freshen
0
fussy
0
gain
0
gelatinous
0
gluey
0
glutinous
0
gooey
0
govern
0
greaten
0
grind
0
grow
0
grow rigid
0
grow stiff
0
grub
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APASmart Define. (2015). stiffen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/stiffen/thesaurus/related
ChicagoSmart Define. 2015. "stiffen thesaurus" https://smartdefine.org/stiffen/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 2015, stiffen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/stiffen/thesaurus/related>.
MLASmart Define. "stiffen thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/stiffen/thesaurus/related>