言行不一

- One's words are not matched by deeds.; contradiction between one's words and deeds; One's actions do not square with one's words.; One's acts belie one's words.; One's conduct is at variance with one's words.; One does not do what one preaches.; One's doings belie one's commitments.; One's words and deeds are at complete variance.; One's words are at variance with one's deeds.; play fast and loose; say one thing and mean [do] another; The deeds do not match the words.; What one does belies one's commitments.