3
old line(expression, idiom, traditional, conservative, unchanging)
3
orthodox(adjective, traditional, conservative, unchanging, undaring)
3
right-wing(adjective, traditional, conservative, unchanging, undaring)
3
spiritless(adjective, boring, trite, banal)
3
tedious(adjective, boring, trite, banal, spiritless)
3
tiresome(adjective, boring, trite, banal, spiritless)
3
tiring(adjective, boring, trite, banal, spiritless)
3
uncreative(adjective, boring, trite, banal, spiritless)
3
undaring(adjective, traditional, conservative, unchanging)
3
unimaginative(adjective, boring, trite, banal, spiritless)
3
unimposing(adjective, boring, trite, banal, spiritless)
3
unimpressive(adjective, boring, trite, banal, spiritless)
3
uninspiring(adjective, boring, trite, banal, spiritless)
3
unspectacular(adjective, boring, trite, banal, spiritless)
3
worn(adjective, old, outdated, obsolete, habitual)
1
obstinate(adjective, traditional, conservative, unchanging, undaring)
1
unadventurous(adjective, traditional, conservative, unchanging, undaring)
1
customary
0
bourgeois(adjective, traditional, conservative, unchanging, undaring)
0
callow
11 years ago|633 views|share |citing 
APASmart Define. (2015). groundbreaking thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/groundbreaking/thesaurus/antonyms
ChicagoSmart Define. 2015. "groundbreaking thesaurus" https://smartdefine.org/groundbreaking/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, groundbreaking thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/groundbreaking/thesaurus/antonyms>.
MLASmart Define. "groundbreaking thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/groundbreaking/thesaurus/antonyms>