Synonyms|87Antonyms|2|Broader|2Narrower|5Related|31
1
nether portion(noun, bottom)
1
pediment(noun, bottom)
1
posterior
1
prat
1
rear
1
rest(noun, bottom)
1
substructure(noun, bottom)
1
tush
1
underneath(noun, over, bottom)
1
underpart
1
undersides
0
arse
0
basement(noun, bottom)
0
bedrock(noun, bottom)
0
bench
0
bilged
0
bilging
0
couch
0
depths(noun, bottom)
0
donkey
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APASmart Define. (2013). undersurface thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/undersurface/thesaurus/synonyms
ChicagoSmart Define. 2013. "undersurface thesaurus" https://smartdefine.org/undersurface/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, undersurface thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/undersurface/thesaurus/synonyms>.
MLASmart Define. "undersurface thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/undersurface/thesaurus/synonyms>