Bombacaceae vs family Bombacaceae

Bombacaceae and family Bombacaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
Bombacaceae	Yes	No	No	No
family Bombacaceae	Yes	No	No	No

As nouns, Bombacaceae and family Bombacaceae are synonyms defined as:

Bombacaceae and family Bombacaceae: tropical trees with large dry or fleshy fruit containing usually woolly seeds

Bombacaceae (noun)	family Bombacaceae (noun)
tropical trees with large dry or fleshy fruit containing usually woolly seeds	tropical trees with large dry or fleshy fruit containing usually woolly seeds