65 entries under main topic. ×

4
matchless(adjective, bad, tough, top, perfect)
4
overruling(adjective, importance, serious, essential, basic)
4
peerless(adjective, bad, great, tough, top)
4
unparalleled(adjective, bad, tough, top, perfect)
3
big(adjective, significant, vital, principal)
3
vital(adjective, importance, big, important, significant)
2
basic(adjective, top, important, significant, original)
2
focal(important, significant, key, chief)
2
fundamental(adjective, important, significant, original, essential)
2
preponderant(adjective, top, superior, powerful)
2
radical(importance, important, significant, sophisticated)
2
salient(adjective, great, important, famous, outstanding)
2
stellar(adjective, important, outstanding, prominent, prime)
2
transcendent(adjective, bad, tough, top, perfect)
2
unequaled(adjective, bad, tough, top, perfect)
1
especial(adjective, great, famous, outstanding, noble)
1
overbearing(adjective, top, superior, powerful)
1
predominate(adjective, top, superior, powerful)
1
prevalent(adjective, top, superior, powerful)
1
regnant(adjective, top, superior, powerful)
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APASmart Define. (2015). foremost thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/foremost/thesaurus/synonyms
ChicagoSmart Define. 2015. "foremost thesaurus" https://smartdefine.org/foremost/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, foremost thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/foremost/thesaurus/synonyms>.
MLASmart Define. "foremost thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/foremost/thesaurus/synonyms>