hobnob

ˈhɒbnɒb

verb

mix socially, especially with those of perceived higher social status.

he was hobnobbing with the great and good

associate,mix,fraternize,socialize,go around,keep company,spend time,mingle,consort,rub shoulders,rub elbows,hang around/round/out,run around,knock about,knock around,pal up,pal around,chum around,be thick with