13 entries under horizontal topic. ×

17
decumbent(adjective, smooth, low, level, down)
15
prone(adjective, smooth, low, level, down)
13
flat(adjective, smooth, level, down, lying)
13
horizontal(adjective, smooth, flat, low, level)
13
prostrate(adjective, smooth, flat, low, level)
11
procumbent(adjective, smooth, flat, low, level)
10
lying(adjective, prostrate, horizontality)
10
lying down(verb, expression, adjective, phrasal verb, lying)
4
resupine(adjective, down, lying)
3
level(adjective, smooth, low, down, lying)
2
face down(expression, adjective, lying)
0
flat out(expression, lying)
0
motionless
11 years ago|5.3k views|share |citing 
APASmart Define. (2015). recumbent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/recumbent/thesaurus/synonyms
ChicagoSmart Define. 2015. "recumbent thesaurus" https://smartdefine.org/recumbent/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, recumbent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/recumbent/thesaurus/synonyms>.
MLASmart Define. "recumbent thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/recumbent/thesaurus/synonyms>