The term 'WENT ON AND ON' can be described by the crossword solutions of PRATTLED (8 letters), DRONED (6 letters), RANTED (6 letters), PRATED (6 letters), HARPED (6 letters), YAPPED (6 letters), GABBED (6 letters), NATTERED (8 letters), and RAMBLED (7 letters). These words all describe someone talking for a long period of time, often in an annoying or repetitive manner. Prattled and nattered are both synonyms for chattering, while DRONED and ranted refer to speaking in a monotonous or angry tone. PRATED and HARPED mean to talk incessantly about the same thing, while yapped and GABBED refer to talking quickly and without much thought. Finally, rambled means to talk in a disorganized or incoherent way.