9 entries under level topic. ×

10
horizontal(adjective, flat, rough, vertical)
9
dishonest(adjective, good, open, honest)
6
lying(verb, adjective)
5
prone(adjective, down, disinclined)
4
dishonorable
3
disreputable
3
fallen(verb, adjective)
2
plane(adjective, horizontal)
1
unrespected
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APASmart Define. (2015). upright thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/upright/thesaurus/antonyms
ChicagoSmart Define. 2015. "upright thesaurus" https://smartdefine.org/upright/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, upright thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/upright/thesaurus/antonyms>.
MLASmart Define. "upright thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/upright/thesaurus/antonyms>