The definition for heinous is "Shockingly evil." Used in a sentence: Eduardo's heinous betrayal of Lydia shocked even Latasha, who knew his evil ways. The definition for methodical is "performed in an orderly manner.", the definition for gruff is "Rough or stern in manner or speech.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for facade is "false or superficial appearance.", the definition for periodic is "Occurring at regular intervals.", and the definition for immoderate is "Beyond usual or proper limits."

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 derivative is "lacking originality.", the definition for exalt is "To elevate by praise.", and the definition for pantomime is "Telling a story through gestures."

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 preclude is "to rule out in advance.", the definition for finite is "Having definite limits.", and the definition for nurture is "To further the development of."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for conduit is "means for transmitting or distributing.", the definition for repentant is "Feeling regret.", and the definition for lurid is "Causing horror, shocking."