Vitriol; Vitriolic [vit·ri·ol] n. Cruel, bitter, scathing criticism; Abusive feeling or expression. “A vitriolic tone of voice.”

Alchemy [al·che·my] 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.

Indolent; Indolence [in·do·lent] n. Having or showing a disposition to avoid exertion; slothful, lazy: “an indolent person.”

Caprice [ca·price] n. A sudden and unaccountable change of mood or behavior.

Existential [ex·is·ten·tial] 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 [fa·ce·tious] adj. Treating serious issues with deliberately inappropriate humor; flippant.

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

Propitious [pro·pi·tious] adj. (1) Indicating a good chance of success; favorable. “It was a propitious time to leave the party without offending the host.” (2) Favorably disposed toward someone.

Divergence [di·ver·gence] n. (1) A difference or conflict in opinions, interests, wishes, etc. (2) The process or state of diverging.

Mitigate [mit·i·gate] v. (1) Make less severe, serious, or painful: “he wanted to mitigate the damages in court.” (2) Lessen the gravity of (an offense or mistake).