1. hang-up, hitch, rub, snag, obstacle, obstruction

usage: an unforeseen obstacle

2. rub, wipe, contact, physical contact

usage: the act of rubbing or wiping; "he gave the hood a quick rub"


1. rub, guide, run, draw, pass

usage: move over something with pressure; "rub my hands"; "rub oil into her skin"

2. rub, fray, fret, chafe, scratch, touch, adjoin, meet, contact

usage: cause friction; "my sweater scratches"

3. rub, scratch, itch, irritate

usage: scrape or rub as if to relieve itching; "Don't scratch your insect bites!"

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See also: rub (Dictionary)