Synonyms|101Antonyms|18|Broader|0Narrower|0Related|438
6
inviolable
5
absolute
5
unbreakable(adjective, strong, tough)
4
shatterproof
3
strong
2
fractureproof
2
inviolate
2
sacrosanct
2
secure
2
solid
2
sound
1
chip-proof
1
coherent
1
cohesive
1
compact
1
downright
1
firm
1
impartible
1
impregnable
1
inalienable
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ChicagoSmart Define. 2016. "infrangible thesaurus" https://smartdefine.org/infrangible/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, infrangible thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/infrangible/thesaurus/synonyms>.
MLASmart Define. "infrangible thesaurus" 10 March 2016. Web. 21 September 2026. <https://smartdefine.org/infrangible/thesaurus/synonyms>