Babbled, past participle of babble. Synonyms in the same form.
Blab
blabbed, talked, uttered, teld, spilt, peached, tattled
Burble
burbled, gurgled, bubbled, purled, rippled, guggled
Blather
blathered, blithered, smattered
Other
blurted, havered, mandered
All synonyms for babble →