Synonyms|135Antonyms|1|Broader|9Narrower|19Related|36
3
pocket(noun, space, hole, hollow, cavity)
3
venous sinus(noun, expression, idiom)
2
armpit(space, hole, hollow, pocket, crater)
2
basin(noun, space, hole, hollow, pocket)
2
crater(noun, space, hole, hollow, pocket)
2
dimple(noun, concavity)
2
dint(noun, concavity)
2
indentation(noun, concavity)
2
intaglio(noun, concavity)
2
socket(noun, space, hole, hollow, pocket)
2
trough
1
alveolation
1
anatomy
1
arc
1
arch(noun, curve)
1
bay
1
botany
1
bowl
1
capsule
1
catacaustic
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APASmart Define. (2015). sinus thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sinus/thesaurus/synonyms
ChicagoSmart Define. 2015. "sinus thesaurus" https://smartdefine.org/sinus/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sinus thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sinus/thesaurus/synonyms>.
MLASmart Define. "sinus thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/sinus/thesaurus/synonyms>