22
green(adjective, new, healthy, experienced, young)
17
new(adjective, adverb, fresh, recent, restored)
13
fresh(adjective, new, just, additional)
12
young(adjective, immature)
12
current(adjective, common, contemporary)
10
contemporary(adjective, new, modern)
8
modern(adjective, new, old-fashioned)
8
youthful(adjective, new, immature)
7
recent(adjective, current)
7
smart(adjective, fashionable, stylish)
5
innovation(noun, change, novelty)
5
jejune
5
neo
4
late(adjective, new)
4
groundbreaking(adjective, outdated, obsolete, habitual)
3
hot(adjective, cool, new, dry, vogue)
3
immature(adjective, inexperienced, young)
3
up-to-date(adjective, new, current, old-fashioned)
3
childlike
3
early
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APASmart Define. (2016). old thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/old/thesaurus/antonyms
ChicagoSmart Define. 2016. "old thesaurus" https://smartdefine.org/old/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, old thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/old/thesaurus/antonyms>.
MLASmart Define. "old thesaurus" 29 February 2016. Web. 22 September 2026. <https://smartdefine.org/old/thesaurus/antonyms>