arse-licking 
noun [mass noun] vulgar slang
The action or practice of behaving obsequiously in order to gain favour: that minister got his job from arse-licking
Derivatives
arse-licker
/ noun- discommending
- discommodate
- discommode
- discommodious
- discommodiously
- discommodiousness
- discommodity
- discommon
- discommoning
- discommonsing
- discommune
- discommuning
- discompliance
- discompose
- discomposition
- discomposure
- disco music
- discomycete
- discomycetous
- disco nap
- disconcert
- disconcertedly
- disconcerting
- disconcertingly
- disconcertion