abode vs dwelling house

abode and dwelling house both are nouns.

Word	Noun	Adjective	Verb	Adverb
abode	Yes	No	No	No
dwelling house	Yes	No	No	No

As nouns, abode and dwelling house are synonyms defined as:

Other synonyms of abode include domicile, dwelling, habitation, home.

abode (noun)	dwelling house (noun)
housing that someone is living in	housing that someone is living in
any address at which you dwell more than temporarily