I think "pain in the arse" is the technical term. It's a puzzle that has been on my mind for a while now. One way that works is the Messican that throws 100+ punches around, this might make him punch back in which he can get countered in the process, or...

Beat him at his own game. Easier said than done right? Make them lead, take from their example by making yourself harder to hit, while offering a little bait and catch em by not being the one to get frusterated. It's a hard way to go, but there are a thousand and one nifty tricks to even the gap. The occassional stepping-on-the-foot being no exception.