The definition for egotist is "Self–important person." Used in a sentence: Darren dreaded carpooling with the egotist Shelly, who talked about herself nonstop. The definition for serenity is "calmness.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for turmoil is "Extreme confusion, agitation."

The definition for indecorous is "In bad taste." Used in a sentence: My parents banned Chad from our house because of his indecorous behavior at dinner. The definition for pallid is "lacking color.", the definition for aerate is "To supply with air.", and the definition for futile is "Without purpose, completely ineffective."

The definition for colossal is "Immense, enormous." Used in a sentence: After pushing with all his might, Frank realized he could never move the colossal boulder. The definition for salvage is "to save from ruin.", the definition for untenable is "Not able to be defended.", and the definition for pathos is "Sympathetic pity."

The definition for stifle is "To repress or discourage." Used in a sentence: Amy tried ineffectively to stifle her giggles after she read Susan's note in class. The definition for accessible is "easy to reach or to approach.", the definition for stern is "Harsh, severe.", and the definition for disdain is "Feeling of contempt."

The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for heed is "to pay attention to.", the definition for implausible is "Unbelievable.", and the definition for exception is "A case to which the rule does not apply."