To be unfaithful or act unfaithfully to the confidence or trust reposed in a person, act treacherously or unfaithfully, neglect or fail in trustworthiness or faithfulness/loyalty, act contrary to what is right by breaking a pact or covenant, make to suffer loss or diminution, break off/become severed, alter the state or condition of a thing or person for the worse, diminish/waste/impair/take from a thing little by little, languid or weak, intentionally look at a thing which it is not allowable to look, make a look that induces suspicion or evil opinion.