Lowlands of Scotland vs Lowlands

Lowlands of Scotland and Lowlands both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lowlands of Scotland	Yes	No	No	No
Lowlands	Yes	No	No	No

As nouns, Lowlands of Scotland and Lowlands are synonyms defined as:

Lowlands of Scotland and Lowlands: the southern part of Scotland that is not mountainous

Other synonyms of Lowlands of Scotland include Scottish Lowlands.

Lowlands of Scotland (noun)	Lowlands (noun)
the southern part of Scotland that is not mountainous	the southern part of Scotland that is not mountainous