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

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

Profligate Adj. Recklessly extravagant or wasteful in the use of resources. A profligate lifestyle resulted in his bankruptcy.”

Malodorous adj. Smelling very unpleasant; an offensive odor. “A malodorous side of town.”

Missive n. A written message; a letter. “He received a missive from his company manager.”

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

Virulent adj. Extremely severe or harmful in its effects. Bitterly hostile or antagonistic; hateful. “Virulent criticism.”

Prescient; Prescience [pre·scient] 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 [tim·or·ous ] adj. Showing or suffering from nervousness, fear, or a lack of confidence: “A timorous demeanor.”