paleoanthropology vs human palaeontology

paleoanthropology and human palaeontology both are nouns.

Word	Noun	Adjective	Verb	Adverb
paleoanthropology	Yes	No	No	No
human palaeontology	Yes	No	No	No

As nouns, paleoanthropology and human palaeontology are synonyms defined as:

paleoanthropology and human palaeontology: the scientific study of human fossils

Other synonyms of paleoanthropology include human paleontology, palaeoanthropology.

paleoanthropology (noun)	human palaeontology (noun)
the scientific study of human fossils	the scientific study of human fossils