318 entries under adjective topic. ×

7
ranking
7
senior(rank, post, status, age)
7
smallest(order, size)
7
sovereign(excellent, superior, importance, outstanding)
6
key(order, important, prominent, basic)
6
slightest(order, size)
6
advanced(lead, importance, original, sophisticated)
6
antecedent(order, original, old, primary)
6
anterior(order, old, origin, departed)
6
preeminent(bad, tough, top, excellent)
6
preliminary(beginning, opening, original, basic)
5
number one(noun, verb, expression, phrasal verb)
5
advance(time, forward, ahead)
5
excellent(good, time, quality, great)
5
first-class(good, quality, bad, great)
5
forward(adverb, time, lead, beginning)
5
headmost(order, top, lead, important)
5
lead(verb, top, excellent, fine)
5
older(rank, post, status, age)
5
oldest(aged, senior, eldest)
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APASmart Define. (2016). first thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/first/thesaurus/synonyms
ChicagoSmart Define. 2016. "first thesaurus" https://smartdefine.org/first/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, first thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/first/thesaurus/synonyms>.
MLASmart Define. "first thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/first/thesaurus/synonyms>