strangler fig vs genus Ficus

strangler fig and genus Ficus both are nouns.

Word	Noun	Adjective	Verb	Adverb
strangler fig	Yes	No	No	No
genus Ficus	Yes	No	No	No

strangler fig (noun)	genus Ficus (noun)
a common tropical American clusia having solitary white or rose flowers	large genus of tropical trees or shrubs or climbers including fig trees
a strangler tree native to southern Florida and West Indies; begins as an epiphyte eventually developing many thick aerial roots and covering enormous areas