56 entries under primary topic. ×

3
front(adjective, opening, original, prime, chief)
2
champion(adjective, top, superior, important, outstanding)
2
eminent(adjective, good, bad, great, excellent)
2
especial(adjective, superior, unusual, exceptional, distinct)
2
topmost(adjective, prime, principal, arch)
1
advanced(head, original, prime, arch)
1
first-string(head, original, prime, arch)
1
head of the line(expression, head, original, prime)
1
primo(adjective, quality, bad, superior, important)
1
top-flight(head, original, prime, arch)
1
top of the list(expression, head, original, prime)
0
high-up(important, famous, well-known, principal)
0
nitty-gritty(adjective, original, basic, absolute, fundamental)
0
nub(adjective, original, basic, absolute, fundamental)
0
original(adjective, opening, prime, fundamental, chief)
0
pioneer(adjective, opening, original, prime)
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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>