The definition for rancorous is "Marked by deep ill–will." Used in a sentence: The rancorous competition between the two chess clubs actually ended in a brawl. The definition for corroborate is "to support with evidence.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for benefactor is "One who offers financial help."

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 flaunt is "to display showily.", the definition for untenable is "Not able to be defended.", and the definition for stern is "Harsh, severe."

The definition for turpitude is "Essential baseness, depravity." Used in a sentence: The turpitude of the villain in the movie offended most audiences. The definition for mandate is "an official order or commission to do something.", the definition for polarize is "To break up into opposing groups.", and the definition for accommodate is "To give consideration to."

The definition for extol is "To praise highly." Used in a sentence: The statesman extolled the ambassador who single–handedly negotiated the peace treaty. The definition for retroactive is "effective as of a prior time or condition.", the definition for condone is "To treat as acceptable.", and the definition for pantomime is "Telling a story through gestures."

The definition for incisive is "Impressively direct and decisive." Used in a sentence: Samir's incisive leadership made him the natural choice for president of the company. The definition for mediate is "to come between parties in order to reconcile.", the definition for extant is "Currently existing.", and the definition for inviolable is "Secure from assault of trespass."