cud vs quid

cud and quid both are nouns.

Word	Noun	Adjective	Verb	Adverb
cud	Yes	No	No	No
quid	Yes	No	No	No

As nouns, cud and quid are synonyms defined as:

Other synonyms of cud include chaw, chew, plug, wad.

cud (noun)	quid (noun)
a wad of something chewable as tobacco	a wad of something chewable as tobacco
food of a ruminant regurgitated to be chewed again	something for something; that which a party receives (or is promised) in return for something he does or gives or promises
	the basic unit of money in Great Britain and Northern Ireland; equal to 100 pence