breach
     n 1: a failure to perform some promised act or obligation
     2: an opening (especially a gap in a dike or fortification)
     3: a personal or social separation (as between opposing
        factions); "they hoped to avoid a break in relations"
        [syn: {rupture}, {break}, {severance}, {rift}, {falling
        out}]
     v 1: act in disregard of laws and rules; "offend all laws of
          humanity"; "violate the basic laws or human
          civilization"; "break a law" [syn: {transgress}, {offend},
           {infract}, {violate}, {go against}, {break}]
     2: make an opening or gap in [syn: {gap}]
Source: WordNet® 2.0