Certainly! Below is a comprehensive list of informal to formal transitions that can be used when shifting from a casual tone to a more formal tone in writing or speaking.
### Informal to Formal Transitions
1. **As I see it** → **In my opinion**
2. **A bunch of** → **A number of**
3. **A lot of** → **Many**
4. **All of a sudden** → **Suddenly**
5. **At the end of the day** → **Ultimately**
6. **Awful** → **Unpleasant**
7. **Bigger**