Synonyms of saltwater

1 Syllable
sea
2 Syllables
coastal, naval, deep-sea, seagoing, shorer, shore
3 Syllables
littoral, nautical, seashore, seaside, seafaring, thalassic, aquatic, oceangoing, oceanic, pelagic, abyssal, ocean-going, neptunian
4 Syllables
maritime, natatorial, hydrographic
5 Syllables
navigational, oceanographic