Little Phoebe vs Phoebe

Little Phoebe and Phoebe both are nouns.

Word	Noun	Adjective	Verb	Adverb
Little Phoebe	Yes	No	No	No
Phoebe	Yes	No	No	No

As nouns, Little Phoebe and Phoebe are synonyms defined as:

Little Phoebe and Phoebe: the cardinal number that is the sum of four and one

Other synonyms of Little Phoebe include 5, cinque, fin, five, fivesome, pentad, quint, quintet, quintuplet, V.

Little Phoebe (noun)	Phoebe (noun)
the cardinal number that is the sum of four and one	(Greek mythology) a Titaness who became identified with Artemis as goddess of the Moon
	the cardinal number that is the sum of four and one