The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for implement is "to carry out or accomplish.", the definition for pretentious is "Making unjustified claims.", and the definition for solace is "Source of consolation."

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 insolence is "boldness or rudeness.", the definition for lenient is "Mild or tolerant.", and the definition for extant is "Currently existing."

The definition for gravity is "Importance, significance." Used in a sentence: Understanding the gravity of his error, Ken offered his humblest apology. The definition for placebo is "an inactive substance used in medical testing.", the definition for demeanor is "Behavior towards others.", and the definition for ecstatic is "Overwhelmingly emotional."

The definition for demeanor is "Behavior towards others." Used in a sentence: Carlos was well liked because of his charming demeanor. The definition for accentuate is "to emphasize.", the definition for redouble is "To make twice as great.", and the definition for derelict is "Abandoned."

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 rancorous is "marked by deep ill–will.", the definition for buffoonery is "Foolish behavior.", and the definition for scamper is "To run quickly."