Synonyms|152Antonyms|56|Broader|0Narrower|0Related|128

100 entries under textbook topic. ×

1
beyond compare(expression, adjective, good, great, excellent)
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blameless(adjective, pure, splendid, flawless, faultless)
1
classical(adjective, good, great, excellent, perfect)
1
crowning(adjective, pure, splendid, flawless, faultless)
1
culminating(adjective, pure, splendid, flawless, faultless)
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defectless(adjective, good, great, sound, excellent)
1
exact(adjective, flawless, faultless)
1
excellent(adjective, good, great, sound, perfect)
1
excelling(adjective, pure, splendid, flawless, faultless)
1
experienced(adjective, pure, splendid, flawless, faultless)
1
expert(adjective, pure, splendid, flawless, faultless)
1
foolproof(adjective, pure, splendid, flawless, faultless)
1
integral(adjective, flawless, faultless, unspoiled)
1
matchless(adjective, pure, splendid, flawless, faultless)
1
out-of-this-world(adjective, good, great, sound, excellent)
1
paradisiac(adjective, pure, splendid, flawless, faultless)
1
paradisiacal(adjective, pure, splendid, flawless, faultless)
1
picture-perfect(flawless, faultless)
1
seamless(flawless, faultless)
1
skilled(adjective, pure, splendid, flawless, faultless)
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ChicagoSmart Define. 2015. "indefectible thesaurus" https://smartdefine.org/indefectible/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, indefectible thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/indefectible/thesaurus/synonyms>.
MLASmart Define. "indefectible thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/indefectible/thesaurus/synonyms>