piffle vs gabble

piffle and gabble both are nouns.

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

As verbs, piffle and gabble are synonyms defined as:

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

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

piffle (noun)	gabble (noun)
trivial nonsense	rapid and indistinct speech

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