piffle vs nonsense

piffle and nonsense both are nouns.

Word	Noun	Adjective	Verb	Adverb
piffle	Yes	No	Yes	No
nonsense	Yes	Yes	No	No

As nouns, nonsense is a hypernym of piffle; that is, nonsense is a word with a broader meaning than piffle:

Other hypernyms of piffle include bunk, hokum, meaninglessness, nonsensicality.

piffle (noun)	nonsense (noun)
trivial nonsense	ornamental objects of no great value
	a message that seems to convey no meaning

piffle (adjective)	nonsense (adjective)
	having no intelligible meaning

piffle (verb)	nonsense (verb)
act in a trivial or ineffective way
speak (about unimportant matters) rapidly and incessantly