The definition for regurgitate is "To pour out or throw back." Used in a sentence: The teacher wanted us to examine ideas rather than to regurgitate memorized facts. The definition for illuminate is "to make clear.", the definition for civility is "Politeness.", and the definition for aerate is "To supply with air."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for accentuate is "to emphasize.", the definition for fickle is "Lacking constancy, changeable.", and the definition for induce is "To influence or cause."

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 supple is "flexible.", the definition for civility is "Politeness.", and the definition for sociable is "Inclined to seek companionship."

The definition for regale is "To amuse." Used in a sentence: My clever brother Jeffrey regaled the dinner guests with tales of his adventures. The definition for illuminate is "to make clear.", the definition for refurbish is "To brighten or freshen.", and the definition for servile is "Fearfully submissive."

The definition for turmoil is "Extreme confusion, agitation." Used in a sentence: The windstorm caused such turmoil in the lake that the sailboat capsized. The definition for combative is "eager to fight.", the definition for oblivious is "Lacking awareness.", and the definition for moderate is "Tending toward the average."