0
moth-eaten
0
oldfangled
0
once
0
onetime
0
ostracized
0
other
0
retro
0
retrograde
0
sometime
0
square(adjective, dishonest, conventional)
0
stale(adjective, original, overused)
0
superannuated
0
timeless
0
uncontemporary(adjective, old)
0
unpopular
0
abnormal
0
antiquarian
0
beforehand
0
behind-the-scenes
0
behind one
11 years ago|4k views|share |citing 
APASmart Define. (2015). current thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/current/thesaurus/antonyms
ChicagoSmart Define. 2015. "current thesaurus" https://smartdefine.org/current/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, current thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/current/thesaurus/antonyms>.
MLASmart Define. "current thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/current/thesaurus/antonyms>