flamboyant tree vs paradise flower

flamboyant tree and paradise flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
flamboyant tree	Yes	No	No	No
paradise flower	Yes	No	No	No

As nouns, flamboyant tree and paradise flower are synonyms defined as:

flamboyant tree and paradise flower: tropical shrub or small tree having showy yellow to orange-red flowers; sometimes placed in genus Poinciana

Other synonyms of flamboyant tree include Caesalpinia pulcherrima, Poinciana pulcherrima, pride of barbados.

flamboyant tree (noun)	paradise flower (noun)
tropical shrub or small tree having showy yellow to orange-red flowers; sometimes placed in genus Poinciana	tropical shrub or small tree having showy yellow to orange-red flowers; sometimes placed in genus Poinciana