Serendipity; Serendipitous [ser·en·dip·i·ty] n. The faculty of making fortunate discoveries by accident. “A fortunate stroke of serendipity.”

Egress n. The action of going out of or leaving a place. “The company’s egress procedures.”

Abrogate v. Repeal or do away with a law, right, or agreement. “To abrogate a law.”

Credulous; Credulity adj. A tendency to be too ready to believe that something is real or true. “A credulous rumor.”

Opprobrious adj. Disgraceful; shameful. “His actions were opprobrious.”

Sentient adj. Characterized by sensation and consciousness. Able to perceive or feel things: “Sentient life forms.”

Officious adj. Assertive of authority in an annoyingly domineering way, esp. with regard to petty or trivial matters. Intrusively enthusiastic in offering help or advice; interfering. “The officious man is widely disliked.”

Propensity n. An inclination or natural tendency to behave in a particular way. “He has a propensity for clear thinking.”

Sycophant n. A person who acts attentively toward someone in order to gain advantage; a servile flatterer.

Perfidious adj. Deceitful and untrustworthy. “A perfidious relationship.”