1
nascent(adjective, pure)
1
necessary
1
needed
1
needful
1
of a piece(expression, idiom)
1
one
1
prerequisite
1
prime(adjective, pure)
1
private
1
pure and simple(expression, idiom)
1
purebred(adjective, pure)
1
remediless
1
required
1
requisite
1
resident
1
reverseless
1
secret
1
severe
1
singular
1
sinless(adjective, pure)
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APASmart Define. (2016). irreducible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/irreducible/thesaurus/synonyms
ChicagoSmart Define. 2016. "irreducible thesaurus" https://smartdefine.org/irreducible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, irreducible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/irreducible/thesaurus/synonyms>.
MLASmart Define. "irreducible thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/irreducible/thesaurus/synonyms>