awakener
/əˈweɪkənər/
noun
- A person or thing that wakes someone from sleep.
- The rooster is a natural awakener for many farmers.
- She set her phone as an awakener for the early flight.
- The bright sunlight streaming through the window was a gentle awakener.
- A person or thing that causes awareness, interest, or understanding.
- That book was a real awakener for me about the importance of kindness.
- He became an awakener of social change in his community.
- The documentary was an awakener to the problems of plastic pollution.