pillock vs pudden-head

pillock and pudden-head both are nouns.

Word	Noun	Adjective	Verb	Adverb
pillock	Yes	No	No	No
pudden-head	Yes	No	No	No

As nouns, pillock and pudden-head are synonyms defined as:

Other synonyms of pillock include dolt, dullard, poor fish, pudding head, stupe, stupid, stupid person.

pillock (noun)	pudden-head (noun)
a person who is not very bright	a person who is not very bright