The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for incongruous is "not harmonious, incompatible.", the definition for heinous is "Shockingly evil.", and the definition for revive is "To bring back to life."

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 embellish is "to decorate.", the definition for unscrupulous is "Lacking principles.", and the definition for prominence is "Importance."

The definition for mandate is "An official order or commission to do something." Used in a sentence: Martha reluctantly obeyed the mandate to vacate her apartment. The definition for exception is "a case to which the rule does not apply.", the definition for disconcert is "To throw into confusion.", and the definition for garish is "Offensively bright."

The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for flaw is "an imperfection.", the definition for recrimination is "A retaliatory accusation.", and the definition for implausible is "Unbelievable."

The definition for insinuate is "To suggest indirectly." Used in a sentence: Sinead, who did not like confrontation, insinuated that Beth was lying. The definition for condone is "to treat as acceptable.", the definition for opportune is "Suitable or convenient.", and the definition for pantomime is "Telling a story through gestures."