The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for scapegoat is "someone who bears the blame for others.", the definition for stealth is "The act of moving secretly or unnoticed.", and the definition for untenable is "Not able to be defended."

The definition for pathos is "Sympathetic pity." Used in a sentence: The soldiers cherished the kindly Nurse Nightingale for her pathos. The definition for raspy is "rough, grating.", the definition for insinuate is "To suggest indirectly.", and the definition for extant is "Currently existing."

The definition for exalt is "To elevate by praise." Used in a sentence: The fireman was publicly exalted for his heroism. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for cunning is "Showing clever insight.", and the definition for raucous is "Noisy, rowdy."

The definition for stern is "Harsh, severe." Used in a sentence: The stern principal canceled the prom after the seniors played a silly prank. The definition for awe is "emotion combining dread and wonder.", the definition for celebrated is "Widely known, respected.", and the definition for turmoil is "Extreme confusion, agitation."

The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for fickle is "lacking constancy, changeable.", the definition for aerate is "To supply with air.", and the definition for negate is "To make invalid."