10
upright(adjective, adverb, level, disinclined)
9
unlikely(adjective, upright, disinclined)
6
disinclined(verb, adjective, upright)
6
erect
4
straight(adjective, upright, disinclined)
3
defiant
2
immune
2
indisposed
2
sitting(adjective, upright, disinclined)
1
unwilling(adjective, upright, disinclined)
1
contumacious
1
difficult
1
directly
1
growing
1
improbably(adjective, upright, disinclined)
1
straightforwardly
1
supine
1
vertical(adjective, upright)
0
averse
0
disobedient
10 years ago|1.9k views|share |citing 
APASmart Define. (2016). prone thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/prone/thesaurus/antonyms
ChicagoSmart Define. 2016. "prone thesaurus" https://smartdefine.org/prone/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, prone thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/prone/thesaurus/antonyms>.
MLASmart Define. "prone thesaurus" 28 March 2016. Web. 21 September 2026. <https://smartdefine.org/prone/thesaurus/antonyms>