ameba vs amoeba

ameba and amoeba both are nouns.

Word	Noun	Adjective	Verb	Adverb
ameba	Yes	No	No	No
amoeba	Yes	No	No	No

As nouns, ameba and amoeba are synonyms defined as:

ameba and amoeba: naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion

ameba (noun)	amoeba (noun)
naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion	naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion