leucaemia vs leukaemia

leucaemia and leukaemia both are nouns.

Word	Noun	Adjective	Verb	Adverb
leucaemia	Yes	No	No	No
leukaemia	Yes	No	No	No

As nouns, leucaemia and leukaemia are synonyms defined as:

leucaemia and leukaemia: malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer

Other synonyms of leucaemia include cancer of the blood, leukemia.

leucaemia (noun)	leukaemia (noun)
malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer	malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer