foetal distress vs fetal distress

foetal distress and fetal distress both are nouns.

Word	Noun	Adjective	Verb	Adverb
foetal distress	Yes	No	No	No
fetal distress	Yes	No	No	No

As nouns, foetal distress and fetal distress are synonyms defined as:

foetal distress and fetal distress: an abnormal condition of a fetus; usually discovered during pregnancy and characterized by an abnormal heart rhythm

foetal distress (noun)	fetal distress (noun)
an abnormal condition of a fetus; usually discovered during pregnancy and characterized by an abnormal heart rhythm	an abnormal condition of a fetus; usually discovered during pregnancy and characterized by an abnormal heart rhythm