4
firm
3
strong
3
stubborn
2
hard
2
inflexible
2
rigid
2
solid
2
stiff
1
adamantine
1
compact
1
dry
1
stiffened
1
tough
1
unbending
1
unyielding
1
woody
0
adhesive
0
anarchic
0
arduous
0
austere
11 years ago|947 views|share |citing 
APASmart Define. (2015). squashy thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/squashy/thesaurus/antonyms
ChicagoSmart Define. 2015. "squashy thesaurus" https://smartdefine.org/squashy/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, squashy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/squashy/thesaurus/antonyms>.
MLASmart Define. "squashy thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/squashy/thesaurus/antonyms>