From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
wittered /wˈɪtəd/
geschwafelt, gesülzt, geschwätzt, gelabert, gequatscht, gequasselt
Synonyms: blathered, blethered, blabbered, babbled
see: blather, blether, blabber, babble, witter, blathering, blethering, blabbering, babbling, wittering