Progeny [prog·e·ny] n.pl. 1. Something that originates or results from something else; outcome; issue. 2. A result of creative effort; a product.

Causative adj. 1. Indicative that the subject causes an act to be performed or a condition to come into being. “A causative factor of war.”

Ambivalence n. 1. Uncertainty or indecisiveness as to which course to follow. 2. The coexistence of opposing attitudes or feelings, such as love and hate, toward a person, object, or idea.

Litigious adj. Of, relating to, or characterized by litigation.
Tending to engage in lawsuits. A litigious celebrity.

Gratuitous Gratuitous adj. 1. Given or granted without return or recompense; unearned. 2. Unnecessary or unwarranted; unjustified: A gratuitous remark.

Aplomb n.  Self-confident assurance, skill, and poise – especially in difficult or challenging circumstances.

Arduous adj. 1. Demanding great effort or labor; difficult. “An arduous undertaking.” 2. Testing severely the powers of endurance; strenuous. “A long and arduous process.”

Antithesis n.pl. 1. Direct contrast; opposition. 2. The direct or exact opposite. “Hope is the antithesis of despair.”

Aplomb n.  Self-confident assurance, skill, and poise – especially in difficult or challenging circumstances.

Pervicacious adj. Stubborn, extremely willful, obstinate. “He became quite pervicacious in his old age.”