Synonyms|40Antonyms|6|Broader|0Narrower|0Related|103
13
submerged
9
subaqueous
8
subaquatic
7
submarine(noun, adjective)
4
immersed
3
submersed
3
undersea
3
deepsea(adjective, water, deep, sea)
3
oceanic
2
sunken
2
aquatic
2
under
1
marine
1
beneath
1
buried
1
concave
1
semiaquatic
1
amphibiotic
1
depressed
1
recessed
<12>
For more, visit Underwater on Power Thesaurus
11 years ago|4.7k views|share |citing 
APASmart Define. (2015). underwater thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/underwater/thesaurus/synonyms
ChicagoSmart Define. 2015. "underwater thesaurus" https://smartdefine.org/underwater/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, underwater thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/underwater/thesaurus/synonyms>.
MLASmart Define. "underwater thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/underwater/thesaurus/synonyms>