geomorphology vs geophysics

geomorphology and geophysics both are nouns.

Word	Noun	Adjective	Verb	Adverb
geomorphology	Yes	No	No	No
geophysics	Yes	No	No	No

As nouns, geophysics is a hypernym of geomorphology; that is, geophysics is a word with a broader meaning than geomorphology:

geomorphology: the branch of geology that studies the characteristics and configuration and evolution of rocks and land forms
geophysics: geology that uses physical principles to study properties of the earth

Other hypernyms of geomorphology include geophysical science.

geomorphology (noun)	geophysics (noun)
the branch of geology that studies the characteristics and configuration and evolution of rocks and land forms	geology that uses physical principles to study properties of the earth