rood-tree vs rood

rood-tree and rood both are nouns.

Word	Noun	Adjective	Verb	Adverb
rood-tree	Yes	No	No	No
rood	Yes	No	No	No

As nouns, rood-tree and rood are synonyms defined as:

Other synonyms of rood-tree include crucifix.

rood-tree (noun)	rood (noun)
representation of the cross on which Jesus died	representation of the cross on which Jesus died