The definition for gargantuan is "Gigantic." Used in a sentence: The gargantuan monster towered over the ten–story bulding. The definition for heed is "to pay attention to.", the definition for advantageous is "Giving an advantage.", and the definition for catastrophic is "Relating to extreme misfortune."

The definition for incongruous is "Not harmonious, incompatible." Used in a sentence: Sadie's cowboy hat was incongruous with her black cocktail dress. The definition for frugal is "thrifty, cheap.", the definition for eulogy is "Speech or writing in praise of deceased.", and the definition for avian is "Relating to birds."

The definition for penurious is "Extrememly stingy." Used in a sentence: Ebenezer Scrooge was most penurious, refusing to give even a penny to charity. The definition for flaunt is "to display showily.", the definition for serenity is "Calmness.", and the definition for turmoil is "Extreme confusion, agitation."

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 condone is "to treat as acceptable.", the definition for gravity is "Importance, significance.", and the definition for serenity is "Calmness."

The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for perception is "capacity for seeing or understanding.", the definition for rail is "To scold in harsh language.", and the definition for interminable is "Never ending, or seemingly endless."