protoarcheology vs protoarchaeology

protoarcheology and protoarchaeology both are nouns.

Word	Noun	Adjective	Verb	Adverb
protoarcheology	Yes	No	No	No
protoarchaeology	Yes	No	No	No

As nouns, protoarcheology and protoarchaeology are synonyms defined as:

protoarcheology and protoarchaeology: the study of prehistoric human artifacts and human fossils

protoarcheology (noun)	protoarchaeology (noun)
the study of prehistoric human artifacts and human fossils	the study of prehistoric human artifacts and human fossils