xenotransplant vs xenotransplantation

xenotransplant and xenotransplantation both are nouns.

Word	Noun	Adjective	Verb	Adverb
xenotransplant	Yes	No	No	No
xenotransplantation	Yes	No	No	No

As nouns, xenotransplant and xenotransplantation are synonyms defined as:

xenotransplant and xenotransplantation: a surgical procedure in which tissue or whole organs are transferred from one species to another species

xenotransplant (noun)	xenotransplantation (noun)
a surgical procedure in which tissue or whole organs are transferred from one species to another species	a surgical procedure in which tissue or whole organs are transferred from one species to another species