10
ocean(noun, water, sea, police, narc)
7
deep(noun, water, sea, police, narc)
7
main(noun, sea)
3
Davy Jones's locker
3
drink
2
deep blue sea(noun, ocean)
2
high sea(noun, expression)
2
main sea
2
ocean depths
2
ocean main
1
blue water
1
briny
1
billows
1
broads
1
hydrosphere
1
ocean sea
1
offing
1
offshore
1
open ocean(noun, expression, seaway)
1
open sea(noun, expression, idiom, sea, waters)
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APASmart Define. (2015). high seas thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/high_seas/thesaurus/synonyms
ChicagoSmart Define. 2015. "high seas thesaurus" https://smartdefine.org/high_seas/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, high seas thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/high_seas/thesaurus/synonyms>.
MLASmart Define. "high seas thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/high_seas/thesaurus/synonyms>