blastocoele vs blastocoel

blastocoele and blastocoel both are nouns.

Word	Noun	Adjective	Verb	Adverb
blastocoele	Yes	No	No	No
blastocoel	Yes	No	No	No

As nouns, blastocoele and blastocoel are synonyms defined as:

Other synonyms of blastocoele include blastocele, cleavage cavity, segmentation cavity.

blastocoele (noun)	blastocoel (noun)
the fluid-filled cavity inside a blastula	the fluid-filled cavity inside a blastula