BLITHER is validvalid

BLITHE, merry [adj] / to blather [v BLITHERED, BLITHERING, BLITHERS] : BLITHERINGLY [adv]

33,908 of 196,601 in NWL2023·also valid in CSW24

to talk loquacious nonsense, also BLATHER, BLETHER [v -ED, -ING, -S]