burbleகுளறுkuḷaṟu(koḷaru)(3 intr)speak indistinctly with anger, in fear, etc.; stammer; speak in an unintelligible or silly way, typically at unnecessary length; chirp vapidly; gurgle, bubble, murmur, purr, whirr, drone, hum, rumble
Usage:
பயத்தில் குளறிப் பேசினான்payattil kuḷaṟip pēciṉāṉ
bayattule koḷari peesinaan
In his fear, he kind of burbled indistinctly.