Ominous adj. Menacing; threatening. “Ominous black clouds;” “An ominous scream prior to the shooting.”

Anachronism n. One that is out of its proper, chronological, or historical order, especially a person or practice that belongs to an earlier time. “A sword is an anachronism in modern warfare.”

Nebulous adj. 1. Lacking definition or definite content. 2. Lacking definite form or limits; vague. “The test results were nebulous and determined to be unusable.”

Exacerbate transitive verb.  To make more violent, bitter, or severe; to irritate or make worse. “The continued delays were greatly exacerbated by the lack of workers on the project.”

Temporal adj.  Relating to, or limited by time. Lasting only for a time; not eternal.  Also: fleeting, passing, momentary, temporary, transient, short-lived. “The beneficial effects of the loan were temporal.”

Pragmatic adj.  More concerned with practical results than with theories and principles. “The CEO used a pragmatic approach to making his business a success.”

Diminutive [di·min·u·tive] adj. Extremely small in size; tiny. A very small person or thing. “Although diminutive in stature, they were a formidable opponent;” “A diminutive report.”

Laborious [la·bo·ri·ous] adj.  Hard-working; industrious. Marked by or requiring long, hard work. “It was a laborious project, but they still kept it under budget.”

Altruism n.  Unselfish concern for the welfare of others; selflessness.  (also ‘Altruistic’). “Despite his miserly demeanor, his life is driven by Altruism.” “Altruistic motives.”

Copious adj.  Large in quantity; abundant. Abounding in matter, thoughts, or words; wordy.  “He took copious notes during the business meeting.”