The definition for stifle is "To repress or discourage." Used in a sentence: Amy tried ineffectively to stifle her giggles after she read Susan's note in class. The definition for benefactor is "one who offers financial help.", the definition for derivative is "Lacking originality.", and the definition for demean is "To lower status."

The definition for interminable is "Never ending, or seemingly endless." Used in a sentence: The impatient Zoe found the longwinded lecture interminable. The definition for gargantuan is "gigantic.", the definition for curtail is "To make less.", and the definition for incidental is "Minor."

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 extenuating is "partially excusing.", the definition for inviolable is "Secure from assault of trespass.", and the definition for derelict is "Abandoned."

The definition for insolence is "Boldness or rudeness." Used in a sentence: The boy's insolence to the policeman embarrassed his mother. The definition for avian is "relating to birds.", the definition for brandish is "To shake or wave menacingly.", and the definition for serenity is "Calmness."

The definition for revive is "To bring back to life." Used in a sentence: Hank tried to revive Clare's interest in the project, but her enthusiasm had expired. The definition for inflammatory is "tending to excite anger.", the definition for compulsion is "An irresistible impulse.", and the definition for exception is "A case to which the rule does not apply."