Lucy Maud Montgomery vs L. M. Montgomery

Lucy Maud Montgomery and L. M. Montgomery both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lucy Maud Montgomery	Yes	No	No	No
L. M. Montgomery	Yes	No	No	No

As nouns, Lucy Maud Montgomery and L. M. Montgomery are synonyms defined as:

Lucy Maud Montgomery and L. M. Montgomery: Canadian novelist (1874-1942)

Other synonyms of Lucy Maud Montgomery include Montgomery.

Lucy Maud Montgomery (noun)	L. M. Montgomery (noun)
Canadian novelist (1874-1942)	Canadian novelist (1874-1942)