The definition for benefactor is "One who offers financial help." Used in a sentence: Michael's aunt and benefactor paid his college tuition. The definition for catastrophic is "relating to extreme misfortune.", the definition for rancorous is "Marked by deep ill–will.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for mediate is "to come between parties in order to reconcile.", the definition for stern is "Harsh, severe.", and the definition for archetypal is "Characteristic of the original model or perfect example."

The definition for demeanor is "Behavior towards others." Used in a sentence: Carlos was well liked because of his charming demeanor. The definition for aerate is "to supply with air.", the definition for impenitent is "Lacking remorse.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for negate is "To make invalid." Used in a sentence: Paula negated Tiffany's argument by proving that her main premise was false. The definition for promote is "to contribute to the growth or prosperity of.", the definition for refurbish is "To brighten or freshen.", and the definition for exalt is "To elevate by praise."

The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for awe is "emotion combining dread and wonder.", the definition for precept is "A general rule of action.", and the definition for prudent is "Marked by wisdom, shrewd."