The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for accessible is "easy to reach or to approach.", the definition for redouble is "To make twice as great.", and the definition for derivative is "Lacking originality."

The definition for appalling is "Inspiring dismay or disgust." Used in a sentence: Hector found his roommate's habit of leaving his dirty socks on the floor appalling. The definition for flagrant is "noticeably offensive.", the definition for onset is "Beginning.", and the definition for eloquent is "Fluent, expressive."

The definition for fraud is "Trick." Used in a sentence: The con man's fraud involved selling swampland to gullible investors. The definition for mundane is "practical, ordinary.", the definition for accommodate is "To give consideration to.", and the definition for gargantuan is "Gigantic."

The definition for elusive is "Hard to grasp." Used in a sentence: The words to the song are elusive, as the singer tends to mumble. The definition for impenitent is "lacking remorse.", the definition for drab is "Dull, monotonous.", and the definition for brandish is "To shake or wave menacingly."

The definition for polarize is "To break up into opposing groups." Used in a sentence: Thelma tended to polarize discussions rather than to encourage compromise. The definition for intricate is "having complex and interrelated parts.", the definition for supple is "Flexible.", and the definition for disconcert is "To throw into confusion."