The term 'well-behaved kid' can be described by two crossword solutions: 'ANGEL' and 'DOLL'. An ANGEL is a spiritual being that is often seen as a messenger of God, and is often associated with purity and innocence. A DOLL is a toy figure that is usually made to resemble a human, and is often used to teach children about responsibility and care. Together, these two words suggest a child who is obedient, respectful, and kind.