Phoebus Apollo vs Apollo

Phoebus Apollo and Apollo both are nouns.

Word	Noun	Adjective	Verb	Adverb
Phoebus Apollo	Yes	No	No	No
Apollo	Yes	No	No	No

As nouns, Phoebus Apollo and Apollo are synonyms defined as:

Phoebus Apollo and Apollo: (Greek mythology) Greek god of light; god of prophecy and poetry and music and healing; son of Zeus and Leto; twin brother of Artemis

Other synonyms of Phoebus Apollo include Phoebus.

Phoebus Apollo (noun)	Apollo (noun)
(Greek mythology) Greek god of light; god of prophecy and poetry and music and healing; son of Zeus and Leto; twin brother of Artemis	(Greek mythology) Greek god of light; god of prophecy and poetry and music and healing; son of Zeus and Leto; twin brother of Artemis