rub

[1]	massage , knead , stroke , scour , scrub , scrape , abrade , chafe , clean , wipe , smooth , polish , shine , buff , burnish
[2]	rub in/on , apply , smooth , smear , spread , put
[3]	rub (it/something) in , emphasize , stress , make an issue of , harp on , reiterate , dwell on , hammer away , dramatize
[4]	rub off/out , fray , fret , expunge , erase , chafe , scratch , remove , delete , cancel , eliminate , eradicate
[5]	rub off (on) , scratch , itch , affect , be transferred (to) , be communicated/transmitted (to) , be passed on/along (to) , be imparted to
[6]	rub out , murder , kill , execute , slay
[7]	rub shoulders with , rub elbows with , associate with , socialize with , mix with , fraternize with , keep company with , consort with , (Colloq) (US) run/pal/chum around with
[8]	rub (someone) (up) the wrong way , annoy , irritate , irk , anger , provoke , go against the grain , (Colloq) bug , get under one's/someone's skin , peeve

[1]	hang-up , hitch , snag
[2]	wipe
[3]	wipe , stroke , rubbing
[4]	massage , rub-down
[5]	the rub , the/a catch/hitch/snag/hindrance/set-back , the/an obstacle/impediment , the/a difficulty/problem/trouble