| maritime(adjective, sea, marine, ocean, nautical) | |
| aquatic(adjective, water, marine) | |
| thalassic(adjective, sea, marine, underwater) | |
| marine(adjective, sea, ocean, underwater) | |
| pelagic(adjective, sea, marine, ocean) | |
| nautical(adjective, sea, marine) | |
| ocean(noun, adjective, marine, aquatic, maritime) | |
| sea | |
| seafaring(adjective, marine, naval) | |
| naval(adjective, marine) | |
| gargantuan | |
| hydrographic | |
| ocean-going | |
| Eastern Malayo-Polynesian | |
| deep-sea | |
| deep-water | |
| immense | |
| navigational(adjective, nautical) | |
| oceanographic(adjective, marine) | |
| vast |
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| APA | Smart Define. (2015). oceanic thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/oceanic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "oceanic thesaurus" https://smartdefine.org/oceanic/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, oceanic thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/oceanic/thesaurus/synonyms>. |
| MLA | Smart Define. "oceanic thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/oceanic/thesaurus/synonyms> |