The crossword solutions for the term 'too talkative' are 'GASSY' (5 letters) and 'mouthy' (6 letters). GASSY is an informal term used to describe someone who talks too much, usually in a boastful or self-important way. Mouthy is another informal term used to describe someone who talks too much, often in a rude or disrespectful manner. Both terms imply that the person is overly talkative and can be seen as a negative trait.