9
strait(noun, sound, arm, channel, passage)
6
channel(noun, sound, passage, mouth, outlet)
6
inlet(noun, sound, arm, passage, haven)
4
bay(noun, gulf lake, shoreline)
4
limits
4
sound(noun, arm, passage, mouth, outlet)
4
straits
3
armlet
3
bayou
3
belt
3
bight
3
canal(noun, sound, passage, mouth, outlet)
3
cove
3
creek
3
estuary
3
fiord
3
firth
3
gulf
3
gut
3
mouth
<1234510>
11 years ago|3.6k views|share |citing 
APASmart Define. (2015). narrows thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/narrows/thesaurus/synonyms
ChicagoSmart Define. 2015. "narrows thesaurus" https://smartdefine.org/narrows/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, narrows thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/narrows/thesaurus/synonyms>.
MLASmart Define. "narrows thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/narrows/thesaurus/synonyms>