A motif.
A motif; a theme or subject, especially one that is central to the work or often repeated.
An incentive to act in a particular way; a reason or emotion that makes one want to do something; anything that prompts a choice of action.
Something which causes someone to want to commit a crime; a reason for criminal behaviour.
To prompt or incite by a motive or motives; to move.
Relating to motion and/or to its cause
Causing motion; having power to move, or tending to move
A pattern; the production of a pattern; the process of forming a pattern.
Emulation, following as a model; frequently with after.
An assault or act of humiliation that is deliberately filmed to be shared on social media.