2
indispensable(adjective, important, original, serious, capital)
2
influential(adjective, significant, usual, vital, chief)
2
intrinsic(adjective, original, essential, basic, absolute)
2
landmass
2
large(adjective, significant, vital, imperative)
2
largest
2
median(adjective, central)
2
middle(adjective, central)
2
midway(adjective, central)
2
nuclear(adjective, central)
2
only(adjective, utter, absolute)
2
overbearing(adjective, top, superior, powerful, prime)
2
overwhelming
2
plain
2
predominate(adjective, top, superior, powerful, prime)
2
preponderating(usual, universal, general, principal, dominant)
2
prevalent(adjective, top, superior, powerful, usual)
2
remarkable(adjective, important, wonderful, exceptional, marvelous)
2
requisite
2
sewer(noun, course, means, race, flow)
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APASmart Define. (2016). main thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/main/thesaurus/synonyms
ChicagoSmart Define. 2016. "main thesaurus" https://smartdefine.org/main/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, main thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/main/thesaurus/synonyms>.
MLASmart Define. "main thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/main/thesaurus/synonyms>