Obdurate adj. Stubbornly refusing to change one’s opinion or course of action. “Despite her plea, he remained obdurate.”

Sapid [sap·id] adj. Having a strong, pleasant taste; palatable. “The wine tasting was a most sapid event.” (of talk or writing) Pleasant or interesting.

Portent n. A sign or warning that something significant is likely to happen. “an occurrence of crucial portent.”

Virulent [vir·u·lent] adj. Extremely severe or harmful in its effects. Bitterly hostile or antagonistic; hateful. “Virulent criticism.”

Prescient; Prescience adj. Having or showing knowledge of events before they take place; foresight. “You should be prescient about choosing your employer.”

Affinity n. A spontaneous or natural liking or sympathy for someone or something. “He has an affinity for science fiction movies.”

Timorous adj. Showing or suffering from nervousness, fear, or a lack of confidence: “A timorous demeanor.”

Unctuous adj. (of a person) Excessively or ingratiatingly flattering. “Anxious to please in an unctuous way.”

Surreal adj. Having the disorienting quality of a dream; unreal; fantastic. “There was something surreal about the diving accident.”

Incisive adj. (of a person or mental process) Intelligently analytical and clear-thinking. Accurate and sharply focused. “The incisive detective soon solved the crime.”