Brown-nosers are also known as
1. Ass-kissers
2. Sycophants
3. Suck-ups
4. Bootlickers
5. Toadies
6. Yes-men
7. Flatterers
8. Fawners
9. Grovelers
10. Crawlers
11. Lickspittles
12. Subservients
13. Followers
14. Lackeys
15. Doormats.
All these words are used to describe a person who is excessively obsequious or servile in order to gain favor or advantage with someone in power. It is important to use such words carefully and appropriately to avoid offending or hurting the feelings of others. Instead of using derogatory terms, we should treat people with respect and kindness regardless of their behavior.