quid vs cud

quid and cud both are nouns.

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

As nouns, quid and cud are synonyms defined as:

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

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