2
clough(noun, void, gap, rift, gulf)
2
col
2
corner(noun, hole, indentation, recess, niche)
2
coulee
2
crib
2
decay(noun, area, space, hole, hollow)
2
defile(noun, break, opening, breach, hole)
2
dell
2
depth(hole, hollow, gap)
2
draw
2
flume
2
follicle
2
foramen(noun, break, cut, crack, opening)
2
fracture(noun, break, cut, crack, opening)
2
gorge(noun, break, cut, crack, opening)
2
gulch(noun, break, opening, breach, void)
2
gully(noun, break, opening, breach, hole)
2
incision(noun, depression, hollow, scrape, indentation)
2
inlet
2
matrix(noun, pattern, frame, template)
10 years ago|13k views|share |citing 
APASmart Define. (2015). cavity thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cavity/thesaurus/synonyms
ChicagoSmart Define. 2015. "cavity thesaurus" https://smartdefine.org/cavity/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, cavity thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cavity/thesaurus/synonyms>.
MLASmart Define. "cavity thesaurus" 17 December 2015. Web. 24 September 2026. <https://smartdefine.org/cavity/thesaurus/synonyms>