- underside as a noun:
- 1
underside
noun
1 underside
The lower side of anything.
synonyms: bottom, undersurface.
Dutch: onderkant, onderzij, onderzijde
Polish: dół
Moby thesaurus: bed, bedrock, belly, bottom, bottom side, breech, buttocks, downside, fundament, hardpan, lower side, lowest layer, lowest level, nether side, nethermost level, rock bottom, sole, substratum, underbelly, underlayer ... show more.
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