false fruit vs pear

false fruit and pear both are nouns.

Word	Noun	Adjective	Verb	Adverb
false fruit	Yes	No	No	No
pear	Yes	No	No	No

As nouns, pear is a hyponym of false fruit; that is, pear is a word with a more specific, narrower meaning than false fruit:

false fruit: a fleshy fruit (apple or pear or related fruits) having seed chambers and an outer fleshy part
pear: sweet juicy gritty-textured fruit available in many varieties

Other hyponyms of false fruit include apple, quince.

false fruit (noun)	pear (noun)
a fleshy fruit (apple or pear or related fruits) having seed chambers and an outer fleshy part	sweet juicy gritty-textured fruit available in many varieties
	Old World tree having sweet gritty-textured juicy fruit; widely cultivated in many varieties