pud vs pudding

pud and pudding both are nouns.

Word	Noun	Adjective	Verb	Adverb
pud	Yes	No	No	No
pudding	Yes	No	No	No

As nouns, pud and pudding are synonyms defined as:

pud and pudding: (British) the dessert course of a meal (`pud' is used informally)

pud (noun)	pudding (noun)
(British) the dessert course of a meal (`pud' is used informally)	any of various soft sweet desserts thickened usually with flour and baked or boiled or steamed
	any of various soft thick unsweetened baked dishes
	(British) the dessert course of a meal (`pud' is used informally)