The definition for flaw is "An imperfection." Used in a sentence: The otherwise perfect diamond had a tiny flaw that reduced its value. The definition for avian is "relating to birds.", the definition for catastrophic is "Relating to extreme misfortune.", and the definition for fickle is "Lacking constancy, changeable."

The definition for induce is "To influence or cause." Used in a sentence: The loud blast of the cannon induced an avalanche. The definition for exception is "a case to which the rule does not apply.", the definition for ramble is "To wander, physically or in language.", and the definition for brandish is "To shake or wave menacingly."

The definition for authoritarian is "Favoring absolute obedience to authority." Used in a sentence: Marco's authoritarian mother never allowed him to watch more than one hour of television a day. The definition for raspy is "rough, grating.", the definition for gruff is "Rough or stern in manner or speech.", and the definition for extol is "To praise highly."

The definition for extant is "Currently existing." Used in a sentence: Some consider Clint Eastwood the greatest extant American director. The definition for elate is "to fill with joy.", the definition for untenable is "Not able to be defended.", and the definition for avian is "Relating to birds."

The definition for mediate is "To come between parties in order to reconcile." Used in a sentence: The diplomatic Henry was able to mediate between the quarreling sisters. The definition for grandiose is "with an affectation of grandeur.", the definition for insolence is "Boldness or rudeness.", and the definition for raucous is "Noisy, rowdy."