Informal and Formal greetings
Informal:
1. Hey man
2. Hi
3. What's up?
4. How's it going?
5. Howdy?
6. What's going on?
7. Long time!
8. It's been a while
9. Nice to see you
10. Good to see you
11. How's life?
12. Long time no see!
Formal:
1. Pleased to meet you.
2. Nice meeting you.
3. Pleasure meeting you.
4. It's nice to see you again.
5. Good morning/ Good afternoon/ Good evening