It's a noun.
I think most words that end -ology are nouns - Biology geology microbiology etc
Somatology is defined as the study of science - or of the human body in anthropological terms.
I believe they are related because I am doing somatology and we deal with the skin most of the times.
part of speech
The part of speech for this particular word is a noun.
what part of speech is beneath
adverb
what part of speech is work
the part of speech sashay is a averb
Did is a verb, and not is an adverb. Didn't is not any part of speech. It's a contraction of did and not.
The word speech is a noun.
Adjective
No, but it's part of a noun which the noun is the part of speech.