2
embouchure
2
estuarial
2
estuarine
2
exit
2
gut
2
harbor
2
lagoon(noun, gulf lake)
2
narrows
2
natural harbor(expression, idiom, gulf lake)
2
opening
2
outlet(noun, mouth)
2
reach
2
river mouth(expression, idiom)
2
sally port
2
waterway(noun, mouth)
2
way out
1
avenue
1
blowhole
1
boca
1
canal(noun, waterway)
11 years ago|8k views|share |citing 
APASmart Define. (2015). estuary thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/estuary/thesaurus/synonyms
ChicagoSmart Define. 2015. "estuary thesaurus" https://smartdefine.org/estuary/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, estuary thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/estuary/thesaurus/synonyms>.
MLASmart Define. "estuary thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/estuary/thesaurus/synonyms>