Synonyms|64Antonyms|24|Broader|0Narrower|0Related|27

26 entries under adjective topic. ×

9
impregnable
6
unassailable
6
unconquerable
5
invincible
4
impenetrable
3
inviolable
2
strong
1
hard
1
stable
0
able
0
cogent
0
forceful
0
forcible
0
good
0
heavy
0
incapable of overcoming
0
influential
0
intense
0
irrefutable
0
loud
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APASmart Define. (2015). inexpugnable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/inexpugnable/thesaurus/synonyms
ChicagoSmart Define. 2015. "inexpugnable thesaurus" https://smartdefine.org/inexpugnable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, inexpugnable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/inexpugnable/thesaurus/synonyms>.
MLASmart Define. "inexpugnable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/inexpugnable/thesaurus/synonyms>