paragram vs pun

paragram and pun both are nouns.

Word	Noun	Adjective	Verb	Adverb
paragram	Yes	No	No	No
pun	Yes	No	Yes	No

As nouns, pun is a hypernym of paragram; that is, pun is a word with a broader meaning than paragram:

paragram: a pun made by changing the letters of a word, especially the initial letter.
pun: a humorous play on words

Other hypernyms of paragram include paronomasia, punning, wordplay.

paragram (noun)	pun (noun)
a pun made by changing the letters of a word, especially the initial letter.	a humorous play on words

paragram (verb)	pun (verb)
	make a play on words