Carica papaya vs papaia

Carica papaya and papaia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Carica papaya	Yes	No	No	No
papaia	Yes	No	No	No

As nouns, Carica papaya and papaia are synonyms defined as:

Carica papaya and papaia: tropical American shrub or small tree having huge deeply palmately cleft leaves and large oblong yellow fruit

Other synonyms of Carica papaya include melon tree, papaya, papaya tree, pawpaw.

Carica papaya (noun)	papaia (noun)
tropical American shrub or small tree having huge deeply palmately cleft leaves and large oblong yellow fruit	tropical American shrub or small tree having huge deeply palmately cleft leaves and large oblong yellow fruit