Synonyms of sea-loving

2 Syllables
sailing, yachting, boating, rowing, salty, deep-sea, seagoing, cruising
3 Syllables
nautical, marine, seafaring, thalassic, aquatic, oceangoing, sailorly, oceanic, pelagic, abyssal
4 Syllables
navigating, maritime
5 Syllables
navigational, oceanographic