cracker bonbon vs party favour

cracker bonbon and party favour both are nouns.

Word	Noun	Adjective	Verb	Adverb
cracker bonbon	Yes	No	No	No
party favour	Yes	No	No	No

As nouns, party favour is a hypernym of cracker bonbon; that is, party favour is a word with a broader meaning than cracker bonbon:

cracker bonbon: a party favor consisting of a paper roll (usually containing candy or a small favor) that pops when pulled at both ends
party favour: souvenir consisting of a small gift given to a guest at a party

Other hypernyms of cracker bonbon include favor, favour, party favor.

cracker bonbon (noun)	party favour (noun)
a party favor consisting of a paper roll (usually containing candy or a small favor) that pops when pulled at both ends	souvenir consisting of a small gift given to a guest at a party