boo vs raspberry

boo and raspberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
boo	Yes	No	Yes	No
raspberry	Yes	No	No	No

As nouns, boo and raspberry are synonyms defined as:

boo and raspberry: a cry or noise made to express displeasure or contempt

Other synonyms of boo include bird, Bronx cheer, hiss, hoot, razz, razzing, snort.

boo (noun)	raspberry (noun)
a cry or noise made to express displeasure or contempt	a cry or noise made to express displeasure or contempt
	red or black edible aggregate berries usually smaller than the related blackberries
	woody brambles bearing usually red but sometimes black or yellow fruits that separate from the receptacle when ripe and are rounder and smaller than blackberries

boo (verb)	raspberry (verb)
show displeasure, as after a performance or speech