amphibiotic vs semiaquatic

amphibiotic and semiaquatic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
amphibiotic	No	Yes	No	No
semiaquatic	No	Yes	No	No

As adjectives, amphibiotic and semiaquatic are synonyms defined as:

amphibiotic and semiaquatic: having an aquatic early or larval form and a terrestrial adult form

amphibiotic (adjective)	semiaquatic (adjective)
having an aquatic early or larval form and a terrestrial adult form	partially aquatic; living or growing partly on land and partly in water
	having an aquatic early or larval form and a terrestrial adult form