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 curtail is "to make less.", the definition for derelict is "Abandoned.", and the definition for flaw is "An imperfection."

The definition for euphoria is "Feeling of great happiness." Used in a sentence: Cassandra was overcome with euphoria when she met her long–lost sister. The definition for genial is "sympathetic, friendly.", the definition for grandiose is "With an affectation of grandeur.", and the definition for refurbish is "To brighten or freshen."

The definition for polarize is "To break up into opposing groups." Used in a sentence: Thelma tended to polarize discussions rather than to encourage compromise. The definition for unscrupulous is "lacking principles.", the definition for extenuating is "Partially excusing.", and the definition for heed is "To pay attention to."

The definition for corrosive is "Bitingly sarcastic." Used in a sentence: The cruel Estella's corrosive comments made Pip cry. The definition for derelict is "abandoned.", the definition for straddle is "To favor opposing sides.", and the definition for serenity is "Calmness."

The definition for elate is "To fill with joy." Used in a sentence: It elated Margaret to be awarded first place in the science fair. The definition for curtail is "to make less.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for exception is "A case to which the rule does not apply."