coconut tree vs coconut palm

coconut tree and coconut palm both are nouns.

Word	Noun	Adjective	Verb	Adverb
coconut tree	Yes	No	No	No
coconut palm	Yes	No	No	No

As nouns, coconut tree and coconut palm are synonyms defined as:

coconut tree and coconut palm: tall palm tree bearing coconuts as fruits; widely planted throughout the tropics

Other synonyms of coconut tree include coco, coco palm, cocoa palm, coconut, Cocos nucifera.

coconut tree (noun)	coconut palm (noun)
tall palm tree bearing coconuts as fruits; widely planted throughout the tropics	tall palm tree bearing coconuts as fruits; widely planted throughout the tropics