vt.

1. 治癒；使恢復健康[（+of）]
   A physician's sacred duty is to heal the sick.

   醫生的神聖職責就是治癒病人。

vi.

1. （傷口）癒合；痊癒[（+over/up）]
   His shoulder healed, and he went back to his job.

   他的肩傷痊癒了，於是他回去繼續工作。

v.

1. make or become sound or healthy again.
2. correct or put right (an undesirable situation).