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 euphoria is "feeling of great happiness.", the definition for condone is "To treat as acceptable.", and the definition for foil is "One that enhances or underscores by contrast."

The definition for nurture is "To further the development of." Used in a sentence: Our cat made a nest of blankets to nurture her newborn kittens. The definition for fidelity is "state of being faithful.", the definition for disdain is "Feeling of contempt.", and the definition for eulogy is "Speech or writing in praise of deceased."

The definition for surplus is "Excess." Used in a sentence: Trevor decided to freeze the surplus chili for next week's tailgate party. The definition for pretentious is "making unjustified claims.", the definition for moderate is "Tending toward the average.", and the definition for stern is "Harsh, severe."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for avian is "relating to birds.", the definition for eloquent is "Fluent, expressive.", and the definition for epitaph is "Brief statement honoring a dead person."

The definition for gravity is "Importance, significance." Used in a sentence: Understanding the gravity of his error, Ken offered his humblest apology. The definition for archaic is "characteristic of an earlier time.", the definition for interminable is "Never ending, or seemingly endless.", and the definition for opportune is "Suitable or convenient."