woody pear vs shrub

woody pear and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
woody pear	Yes	No	No	No
shrub	Yes	No	No	No

As nouns, shrub is a hypernym of woody pear; that is, shrub is a word with a broader meaning than woody pear:

Other hypernyms of woody pear include bush.

woody pear (noun)	shrub (noun)
tree bearing pear-shaped fruit with a thick woody epicarp	a low woody perennial plant usually having several major stems