Doleful [dole·ful] adj Expressing sorrow; mournful. “A doleful look.” Causing misfortune or grief. “Doleful consequences.”

Abstruse adj. Difficult to understand; obscure. “An abstruse argument presented by the lawyers.”

Predacious adj. Predatory; Given to victimizing, plundering, or destroying for one’s own gain. “A victim of predacious behavior.”

Vitriol; Vitriolic n. Cruel, bitter, scathing criticism; Abusive feeling or expression. “A vitriolic tone of voice.”

Alchemy n. 1. A power or process of transforming something common into something special. 2. An inexplicable or mysterious process by which paradoxical results are achieved with no obvious rational explanation.

Caprice n. A sudden and unaccountable change of mood or behavior.

Existential adj. (1) Of or relating to existence. (2) Concerned with existence, esp. human existence as viewed in the theories of existentialism. “An existential threat.”

Facetious adj. Treating serious issues with deliberately inappropriate humor; flippant.

Tactile adj. (1) Of or connected with the sense of touch. (2) Perceptible by touch or apparently so; tangible: “A tactile keyboard.”