adjective
Definition: Not a valid English word.
Example: Not available
noun
Definition: A reason or desire that causes someone to do something or act in a certain way.
Example: Her motive for studying hard was to get into a good college.
transitive verb
Definition: To provide someone with a reason or incentive to do something; to encourage or inspire action.
Example: The teacher tried to motive her students to study harder for the exams.