Synonyms|15Antonyms|0|Broader|0Narrower|0Related|6
11
delta
3
bay
3
creek(noun, inlet)
2
estuary
2
waterway
0
fjord(noun, inlet)
0
embouchure
0
tidewater
-1
firth(noun, inlet)
-1
mouth
-1
estuarine
-1
inlet
-1
outfalls
-2
arm of the sea(expression, idiom)
-2
bayou
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APASmart Define. (2015). river mouth thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/river_mouth/thesaurus/synonyms
ChicagoSmart Define. 2015. "river mouth thesaurus" https://smartdefine.org/river_mouth/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, river mouth thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/river_mouth/thesaurus/synonyms>.
MLASmart Define. "river mouth thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/river_mouth/thesaurus/synonyms>