195 entries under adjective topic. ×

1
introductory(head, beginning, opening, original)
1
lead off(expression, head, beginning, prime)
1
least(head, beginning, opening, original)
1
magistral(lead, head, master, boss)
1
main and essential(lead, head, master, boss)
1
model
1
nitty-gritty(important, essential, critical, basic)
1
nuclear
1
numero uno(expression, head, beginning, prime)
1
of great moment(importance, valuable, main, notable)
1
of importance(importance, valuable, main, notable)
1
on the map(importance, valuable, main, notable)
1
opening(head, beginning, original, prime)
1
paradigmatic
1
paragon
1
pioneer(head, beginning, opening, original)
1
pre-eminent
1
premiere(lead, head, master, boss)
1
primaeval
1
primogenial(head, beginning, opening, original)
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APASmart Define. (2016). key thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/key/thesaurus/synonyms
ChicagoSmart Define. 2016. "key thesaurus" https://smartdefine.org/key/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, key thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/key/thesaurus/synonyms>.
MLASmart Define. "key thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/key/thesaurus/synonyms>