The term 'mobile' can be described by a variety of words, such as CHANGEABLE (10 letters), MUTABLE (7 letters), FREE (4 letters), CHANGING (8 letters), ACTIVE (6 letters), ADAPTABLE (9 letters), and CELL (4 letters). CHANGEABLE implies that something is able to be altered or modified, while MUTABLE means that it is capable of being changed. FREE suggests that something is not restricted or confined, while CHANGING indicates that it is in a state of flux. ACTIVE implies that something is engaged in action, while ADAPTABLE suggests that it is able to adjust to different conditions. CELL implies that something is composed of smaller parts, while MOVABLE implies that it is able to be moved from one place to another. All of these words together describe the term 'mobile, ' which is typically used to refer to an object that is able to move or be moved.