"piffle" in the noun sense

1. balderdash, fiddle-faddle, piffle

trivial nonsense

"piffle" in the verb sense

1. chatter, piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, blab, gibber, tattle, blabber, gabble

speak (about unimportant matters) rapidly and incessantly

2. piffle

act in a trivial or ineffective way

Source: WordNet® (An amazing lexical database of English)

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