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

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

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

Sycophant [syc·o·phant] n. A person who acts attentively toward someone in order to gain advantage; a servile flatterer.

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

Evocative; Evocate adj. Bringing strong memories, images, or feelings to mind.

Voracious adj. An eager approach to an activity; Wanting or devouring great quantities of something or somebody: “She has a voracious appetite for life.”

Insular adj. Ignorant of or uninterested in cultures, ideas, or people outside a person’s own experience. “An insular taste in music.” Lacking contact with other people. “She seemed too insular to leave her house.”

Contentious adj. Causing or likely to cause an argument; controversial. Involving a heated argument. “The terms of the agreement remain contentious between the parties.”

Pontificate [pon·tif·i·cate] v. To speak or behave in a pompous or dogmatic manner. “He pontificates at great length in political matters.”