piffle vs palaver

piffle and palaver both are nouns.

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

As verbs, piffle and palaver are synonyms defined as:

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

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

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

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