prattle
1. prat.tle \'prat-*l\ \'prat-lin, -*l-in\ \'prat-l*r, -*l-*r\ \-lin-le-,
-*l-in-\ vb or prat.tling [LG pratelen; akin to MD praten to prate] 1:
PRATE 2: to utter meaningless sounds suggestive of the chatter of children
: to say lightly and artlessly : BABBLE - prattler n
2. prattle n 1: trifling or empty talk 2: a sound that is meaningless,
repetitive, and suggestive of the chatter o f children
Webster's English Dictionary