hemangioma vs haemangioma

hemangioma and haemangioma both are nouns.

Word	Noun	Adjective	Verb	Adverb
hemangioma	Yes	No	No	No
haemangioma	Yes	No	No	No

As nouns, hemangioma and haemangioma are synonyms defined as:

hemangioma and haemangioma: benign angioma consisting of a mass of blood vessels; some appear as birthmarks

hemangioma (noun)	haemangioma (noun)
benign angioma consisting of a mass of blood vessels; some appear as birthmarks	benign angioma consisting of a mass of blood vessels; some appear as birthmarks