palaver vs piffle

palaver and piffle both are nouns.

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

As verbs, palaver and piffle are synonyms defined as:

palaver and piffle: speak (about unimportant matters) rapidly and incessantly

Other synonyms of palaver include blab, blabber, chatter, clack, gabble, gibber, maunder, prate, prattle, tattle, tittle-tattle, twaddle.

palaver (noun)	piffle (noun)
loud and confused and empty talk	trivial nonsense
flattery intended to persuade

palaver (verb)	piffle (verb)
have a lengthy discussion, usually between people of different backgrounds	act in a trivial or ineffective way
influence or urge by gentle urging, caressing, or flattering	speak (about unimportant matters) rapidly and incessantly
speak (about unimportant matters) rapidly and incessantly