fetoscopy vs foetoscopy

fetoscopy and foetoscopy both are nouns.

Word	Noun	Adjective	Verb	Adverb
fetoscopy	Yes	No	No	No
foetoscopy	Yes	No	No	No

As nouns, fetoscopy and foetoscopy are synonyms defined as:

fetoscopy and foetoscopy: prenatal diagnosis that allows direct observation of a fetus in the uterus and the withdrawal of fetal blood

fetoscopy (noun)	foetoscopy (noun)
prenatal diagnosis that allows direct observation of a fetus in the uterus and the withdrawal of fetal blood	prenatal diagnosis that allows direct observation of a fetus in the uterus and the withdrawal of fetal blood