The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for drub is "to defeat decisively.", the definition for parity is "Equality.", and the definition for derelict is "Abandoned."

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 recrimination is "a retaliatory accusation.", the definition for commemorate is "To mark by a ceremony.", and the definition for gargantuan is "Gigantic."

The definition for ecstatic is "Overwhelmingly emotional." Used in a sentence: They were ecstatic when their team won the championship game in the last second. The definition for colossal is "immense, enormous.", the definition for embellish is "To decorate.", and the definition for punctual is "On time."

The definition for ethical is "Conforming to accepted standards." Used in a sentence: Mary did the ethical thing and turned in the diamond necklace she found. The definition for appalling is "inspiring dismay or disgust.", the definition for unscrupulous is "Lacking principles.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for manifest is "Obvious." Used in a sentence: James finally made his affection manifest when he handed Jessica a red rose. The definition for clairvoyance is "ability to see things beyond ordinary perception.", the definition for diffident is "Lacking self–confidence.", and the definition for catastrophic is "Relating to extreme misfortune."