3
defile
3
dike
3
eddy
3
furrow
3
lacuna(noun, opening, void, hollow)
3
pass
3
slit(noun, gap)
3
slough(noun, sound, sea, bay, mouth)
3
vortex
2
aperture
2
arroyo
2
chink
2
clough(noun, void, gap, rift, crater)
2
clove
2
coulee
2
couloir
2
cut(noun, break, split, disagreement, discord)
2
deep chasm
2
dell
2
dig
11 years ago|8.3k views|share |citing 
APASmart Define. (2015). gulf thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/gulf/thesaurus/synonyms
ChicagoSmart Define. 2015. "gulf thesaurus" https://smartdefine.org/gulf/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, gulf thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/gulf/thesaurus/synonyms>.
MLASmart Define. "gulf thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/gulf/thesaurus/synonyms>