screw pine vs pandanus

screw pine and pandanus both are nouns.

Word	Noun	Adjective	Verb	Adverb
screw pine	Yes	No	No	No
pandanus	Yes	No	No	No

As nouns, screw pine and pandanus are synonyms defined as:

screw pine and pandanus: any of various Old World tropical palmlike trees having huge prop roots and edible conelike fruits and leaves like pineapple leaves

screw pine (noun)	pandanus (noun)
any of various Old World tropical palmlike trees having huge prop roots and edible conelike fruits and leaves like pineapple leaves	any of various Old World tropical palmlike trees having huge prop roots and edible conelike fruits and leaves like pineapple leaves
	fiber from leaves of the pandanus tree; used for woven articles (such as mats)