0
unacceptable
0
unbreakable(adjective, strong, hard, solid, stiff)
0
uncongenial
0
undercooked(adjective, inedible)
0
unpleasant
0
unripe(adjective, inedible)
0
unsavory
0
withstanding(adjective, strong, hard, solid, stiff)
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APASmart Define. (2013). indigestible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/indigestible/thesaurus/synonyms
ChicagoSmart Define. 2013. "indigestible thesaurus" https://smartdefine.org/indigestible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, indigestible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/indigestible/thesaurus/synonyms>.
MLASmart Define. "indigestible thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/indigestible/thesaurus/synonyms>