167 entries under adjective topic. ×

3
unquenchable(empty, gross, avid, greedy)
3
hard(mean, severe, harsh, cruel)
3
headstrong(determined, violence, resolute, uncompromising)
3
mortal(mean, severe, harsh, cruel)
3
omnivorous(desire, voracious)
3
devouring
3
dogged(harsh, cruel, determined, fierce)
3
exacting
3
hard-nosed(cruel, determined, resolute, brutal)
3
inflexible(harsh, cruel, determined, fierce)
3
insatiate(avid, greedy, wanting, rapacious)
3
obdurate(mean, harsh, cruel, determined)
3
pitiless(mean, severe, harsh, cruel)
3
ravening
3
strict(harsh, cruel, determined, fierce)
3
unbending(harsh, cruel, determined, fierce)
3
uncompromising(harsh, cruel, determined, fierce)
3
unsatisfiable(avid, greedy, wanting, rapacious)
2
edacious(desire, voracious)
2
irreconcilable(hostile, conflicting)
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APASmart Define. (2015). unappeasable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unappeasable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unappeasable thesaurus" https://smartdefine.org/unappeasable/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unappeasable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unappeasable/thesaurus/synonyms>.
MLASmart Define. "unappeasable thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unappeasable/thesaurus/synonyms>