56 entries under immense topic. ×

1
massive(huge, vast, endless, infinite)
1
monstrous(huge, vast, massive)
1
monumental(huge, vast, massive)
1
no catch(expression, adjective, endless, infinite)
1
no holds barred(expression, adjective, idiom, endless)
1
no strings(expression, adjective, complete, unrestrained, endless)
1
no strings attached(expression, adjective, idiom, endless)
1
prodigious(huge, vast, massive)
1
titanic(huge, vast, massive)
1
tremendous(adjective, big, huge, vast, endless)
1
unbroken(adjective, constant, abundant, unrestrained, endless)
1
uninterrupted(adjective, constant, abundant, unrestrained, endless)
1
wide open(expression, adjective, unrestrained, endless, indefinite)
1
without limit(expression, adjective, idiom, vast, endless)
0
stupendous(absolute, huge, vast, endless)
0
uncalculable(infinite, boundless, unlimited, unbounded)
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APASmart Define. (2015). illimitable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/illimitable/thesaurus/synonyms
ChicagoSmart Define. 2015. "illimitable thesaurus" https://smartdefine.org/illimitable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, illimitable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/illimitable/thesaurus/synonyms>.
MLASmart Define. "illimitable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/illimitable/thesaurus/synonyms>