Synonyms|127Antonyms|52|Broader|0Narrower|0Related|569
10
feeble(adjective, strong, fit)
9
brittle
8
fragile(adjective, strong, dainty, breakable)
7
breakable
4
frail(adjective, strong, weak, sound, breakable)
3
delicate
3
weak(adjective, firm, powerful, healthy, fragile)
2
frangible
2
brickle
2
friable
2
sapless(strong, fit)
2
short
2
slender(adjective, strong, fat)
1
crumbly
1
brickly
1
busted
1
penetrate
1
shattered
1
slim
1
splintery
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APASmart Define. (2016). unbreakable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unbreakable/thesaurus/antonyms
ChicagoSmart Define. 2016. "unbreakable thesaurus" https://smartdefine.org/unbreakable/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unbreakable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unbreakable/thesaurus/antonyms>.
MLASmart Define. "unbreakable thesaurus" 5 January 2016. Web. 23 September 2026. <https://smartdefine.org/unbreakable/thesaurus/antonyms>