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 rail is "to scold in harsh language.", the definition for sociable is "Inclined to seek companionship.", and the definition for incidental is "Minor."

The definition for prominence is "Importance." Used in a sentence: The singer's prominence ensured that the concert would sell out. The definition for foil is "one that enhances or underscores by contrast.", the definition for comparable is "Similar, equivalent.", and the definition for flaunt is "To display showily."

The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for benefactor is "one who offers financial help.", the definition for garish is "Offensively bright.", and the definition for gargantuan is "Gigantic."

The definition for iridescent is "Having a lustrous or attractivve quality." Used in a sentence: The movie star's iridescent presence charmed even the hardened reporter. The definition for clarity is "clearness.", the definition for defiant is "Showing bold resistance.", and the definition for incidental is "Minor."

The definition for archaic is "Characteristic of an earlier time." Used in a sentence: In the world of high fashion, two–year–old shoes are considered positively archaic. The definition for naive is "lacking worldy wisdom.", the definition for implement is "To carry out or accomplish.", and the definition for compulsion is "An irresistible impulse."