Human resources departments often motivate staff through incentive programs.

motivate 是动词，由词根 mot（移动）和后缀 -ivate（使...）组成，字面意思是"使移动"，引申为"激发、激励"的意思。在职场语境中特指通过奖励、认可等方式激发员工的工作积极性。