Is prattle a synonym for speaking with a negative connotation?

Answer:
Yes; here are a few definitions of it to show you:
  • chatter: speak (about unimportant matters) rapidly and incessantly
  • prate: idle or foolish and irrelevant talk
  • silly, childish, talk; babble; to talk incessantly and in a childish manner; to babble

As you can see, 'unimportant matters', 'childish manner', which often has neg connatations, 'foolish', 'irrelavant' etc.
First answer by Sophiaviva. Last edit by Sophiaviva. Contributor trust: 6 [recommend contributor recommended]. Question popularity: 2 [recommend question].