a promise breaker, one who goes back on his/her words

breach, infringement, contravention, violation (of law, etc)

averse (to)

hostile witness

false copy

act against or violate rule or law, oppose

act against the state

against good manners, out of etiquette

in opposition to, contrary to, on the contrary

think otherwise, regard as one's opponent

misnomer

contradiction, prevarication, misrepresentation, lying

contrary to, inconsistent with, against

misrepresent, make a false or contradictory statement, contradict, oppose

oppose, be against

in the case of breach

to cross the own limits, the put steps out from limits, to exploit

be no longer able to stand firm, (of an army) retreat