Synonyms|294Antonyms|43|Broader|8Narrower|0Related|59

11 entries under substantial topic. ×

0
big(adjective, useful)
0
consequential(adjective, useful)
0
meaningful(adjective, useful)
0
necessary(adjective, useful)
0
relevant(adjective, useful)
0
serious(adjective, useful)
0
significant(adjective, useful)
0
useful
0
valuable(adjective, useful)
0
worthwhile(adjective, useful)
0
worthy(adjective, useful)
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APASmart Define. (2015). zipper thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/zipper/thesaurus/antonyms
ChicagoSmart Define. 2015. "zipper thesaurus" https://smartdefine.org/zipper/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, zipper thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/zipper/thesaurus/antonyms>.
MLASmart Define. "zipper thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/zipper/thesaurus/antonyms>