subocean vs suboceanic

subocean and suboceanic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
subocean	No	Yes	No	No
suboceanic	No	Yes	No	No

As adjectives, subocean and suboceanic are synonyms defined as:

subocean and suboceanic: formed or situated or occurring beneath the ocean or the ocean bed

subocean (adjective)	suboceanic (adjective)
formed or situated or occurring beneath the ocean or the ocean bed	formed or situated or occurring beneath the ocean or the ocean bed