The term 'talk nonstop' can be described by the crossword solutions YAK (3 letters), NATTER (6 letters), YAP (3 letters), GAB (3 letters) and runon (5 letters). YAK is a verb meaning to talk incessantly, while NATTER is a verb meaning to talk in a long, rambling way. YAP is another verb meaning to talk rapidly and incessantly, and GAB is a verb meaning to talk idly or foolishly. Finally, runon is an adjective meaning to talk without pause. All of these words describe talking without stopping, which is the definition of the term 'talk nonstop'.