Synonyms|141Antonyms|11|Broader|1Narrower|0Related|53
1
underpinning(noun, hold, block, back, base)
1
upholder
1
walking stick
0
aid
0
arrowroot
0
boost
0
cementer
0
comfort
0
confirmation
0
corroboration
0
deciding factor(expression, idiom)
0
endorsement
0
fastener
0
favor
0
filler
0
frame
0
hardened
0
hardens
0
increaser
0
inflator
For more, visit Stiffener on Power Thesaurus
11 years ago|1.5k views|share |citing 
APASmart Define. (2015). stiffener thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/stiffener/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiffener thesaurus" https://smartdefine.org/stiffener/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, stiffener thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/stiffener/thesaurus/synonyms>.
MLASmart Define. "stiffener thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/stiffener/thesaurus/synonyms>