Accrue – To accumulate or receive (such as money or benefits) over time.
Annotation – A note or comment added to a text to explain or comment on it.
Antediluvian – Extremely old or outdated; literally “before the flood” (often referring to the biblical flood).
Bedlam – A scene of uproar and confusion; chaos.
Covert – Hidden or secret; not openly acknowledged or displayed.
Debonair – (Typically of a man) charming, confident, and stylish.
Dun – To demand payment of a debt persistently; also, a dull grayish-brown color.
Efficacious – Effective; capable of producing the intended result.
Equanimity – Mental calmness, composure, and evenness of temper, especially in a difficult situation.
Fortuitous – Happening by chance, often in a lucky or beneficial way.
Gist – The main or essential part of a matter; the central idea.
Gratuitous – Unnecessary or uncalled for; given or done without charge or reason.
Imperious – Arrogantly domineering or overbearing; assuming power without justification.
Inimical – Harmful or hostile; unfriendly.
Invective – Harsh, abusive language used to express blame or censure.
Motley – Made up of different, often mismatched elements; diverse or varied. (Also refers to a multicolored costume worn by a jester.)
Munificent – Extremely generous or giving in a lavish way.
Procrastinate – To delay or postpone something, often unnecessarily.
Provocative – Causing a strong reaction, especially deliberately; stimulating or inciting.
Recondite – Difficult to understand; obscure or beyond ordinary knowledge.
Reprobate – A morally unprincipled person; often used humorously to refer to a rogue or scoundrel. (As an adjective: morally corrupt.)
Sedentary – Involving much sitting and little physical activity; inactive.