Synonyms of glass jaw

10 similar words · 1 opposite word

Another word for glass jaw is glass chin. Other synonyms of glass jaw are bad chin, Achilles heel, chink in the armor, kryptonite and soft spot. The opposite of glass jaw is chin.

Synonyms and similar words for glass jaw

Achilles heelA vulnerability in an otherwise strong situation.
chink in the armorA weakness; a weak point (particularly of something formerly considered near-invincible or perfect).
kryptoniteThe one weakness of something or someone that is otherwise invulnerable.
soft spot
soft underbellyA weak spot; a soft spot.
vulnerability
weakness
weak spotA location where the defenses are weak or the vulnerability is great.

chinThe ability to withstand being punched in the chin without being knocked out.

noun A fighting vulnerability where one is easily knocked out via a single hard blow to the chin or jaw (due to lack of conditioning, insufficient training, or damage from past cerebral concussions).
noun A vulnerability of that sort; a weak spot.

What is another word for glass jaw?: Glass jaw has 10 synonyms on Word.ws, such as glass chin, bad chin, Achilles heel, chink in the armor, kryptonite, soft spot, soft underbelly and vulnerability.
What is the opposite of glass jaw?: The opposite of glass jaw is chin.
What does glass jaw mean?: Glass jaw means a fighting vulnerability where one is easily knocked out via a single hard blow to the chin or jaw (due to lack of conditioning, insufficient training, or damage from past cerebral concussions).

Adapted from Wiktionary: glass jaw (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this page: “Synonyms of glass jaw.” Word.ws, https://word.ws/synonyms/glass_jaw. Based on Wiktionary, CC BY-SA 4.0.