45 entries under adjective topic. ×

32
oceanic(water, sea, salty, floating)
25
aquatic(water, sea, salty, ocean)
23
maritime(water, sea, salty, floating)
14
seafaring(sea, salty, ocean, nautical)
13
nautical(sea, ocean, nautical, maritime)
13
naval(sea, nautical, seagoing)
12
navigational(sea, salty, nautical, maritime)
11
thalassic(sea, nautical, underwater, oceanographic)
11
pelagic(sea, ocean, oceanic)
10
seagoing(sea, ocean, oceanographic, hydrographic)
7
ocean-going(sea, oceanographic, hydrographic)
6
hydrographic(sea, ocean, oceanographic)
5
sea
5
shipping(noun, ship, nautical)
4
deep-sea(sea, oceanographic, hydrographic)
3
abyssal
3
blue(shade, colour, tone)
3
oceanographic(sea, hydrographic)
3
saltwater(sea, oceanographic, hydrographic)
3
transportation
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APASmart Define. (2016). marine thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/marine/thesaurus/synonyms
ChicagoSmart Define. 2016. "marine thesaurus" https://smartdefine.org/marine/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, marine thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/marine/thesaurus/synonyms>.
MLASmart Define. "marine thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/marine/thesaurus/synonyms>