annoy, rag, get to, bother, get at, irritate, rile, nark, nettle, gravel, vex, chafe, devil -- (cause annoyance in; disturb, especially by minor irritations; "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes the door after she leaves")
worry, vex -- (disturb the peace of mind of; afflict with mental agitation or distress; "I cannot sleep--my daughter's health is worrying me")