anemia vs anaemia

anemia and anaemia both are nouns.

Word	Noun	Adjective	Verb	Adverb
anemia	Yes	No	No	No
anaemia	Yes	No	No	No

As nouns, anemia and anaemia are synonyms defined as:

As nouns, anemia and anaemia are synonyms defined as:

anemia (noun)	anaemia (noun)
a deficiency of red blood cells	a deficiency of red blood cells
a lack of vitality	a lack of vitality