45 entries under concavity topic. ×

16
hollow(adjective, depressed, empty, out, curved)
7
cavernous(adjective, large, hollow, convex)
5
depressed
4
arched
4
vaulted
3
dig(verb, turn, till, curve, plow)
3
dishing
3
scoop(verb, turn, produce, clean, discover)
2
cave in(verb, phrasal verb)
2
dent
2
depress(verb, turn, produce, clean, discover)
2
gouge(verb, turn, produce, clean, discover)
2
infundibular
2
infundibuliform
2
retiring
2
retreating
1
burrow(verb, turn, produce, clean, discover)
1
capsular
1
delve
1
dint
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APASmart Define. (2015). concave thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/concave/thesaurus/synonyms
ChicagoSmart Define. 2015. "concave thesaurus" https://smartdefine.org/concave/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, concave thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/concave/thesaurus/synonyms>.
MLASmart Define. "concave thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/concave/thesaurus/synonyms>