• to pawn one's honour, to pawn one's word, to pledge one's word, to plight, to plight one's troth
• as good as one's word, to be as good as one's word
• as good as one's word, to be as good as one's word, to be so good as one's word, to keep faith with sy, to keep one's word
• to break one's word, to renege, to renegue
• to be so good as one's word, to keep one's word, to suit the action to the word