1
floor
1
foundation(noun, bottom)
1
gulf(noun, deep, hole, hollow, gap)
1
heights
1
hell
1
hiding place
1
hole(hollow, gap, indentation, nook, alcove)
1
inner part(expression, idiom)
1
intensities
1
low point(expression, idiom)
1
lowest point(expression, idiom)
1
middles
1
midpoints
1
midst(noun, core, middle)
1
mouth
1
nether world
1
netherworld
1
ocean floor
1
opening(hole, hollow, gap, indentation, nook)
1
oriel
11 years ago|3.4k views|share |citing 
APASmart Define. (2015). depths thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/depths/thesaurus/synonyms
ChicagoSmart Define. 2015. "depths thesaurus" https://smartdefine.org/depths/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, depths thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/depths/thesaurus/synonyms>.
MLASmart Define. "depths thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/depths/thesaurus/synonyms>