3
unkillable
3
unobjectionable(adjective, stable)
3
verifiable(adjective, stable)
3
viable(adjective, stable)
3
vintage(adjective, ancient, older, elderly, long-lived)
3
workable(adjective, stable)
2
ageless
2
frozen figure(feature, state, condition, immobility)
2
imperishable
2
important
2
natural selection(nature, feature, life)
2
notorious
2
standing
2
wild
1
always right
1
collect together
1
even more
1
fixed
1
gargantuan
1
handsome(feeling, attitude, beautiful, attraction)
10 years ago|219 views|share |citing 
APASmart Define. (2016). permanent thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/permanent/thesaurus/related
ChicagoSmart Define. 2016. "permanent thesaurus" https://smartdefine.org/permanent/thesaurus/related (accessed September 21, 2026).
HarvardSmart Define 2016, permanent thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/permanent/thesaurus/related>.
MLASmart Define. "permanent thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/permanent/thesaurus/related>