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 periodic is "occurring at regular intervals.", the definition for camaraderie is "Spirit of friendship.", and the definition for extant is "Currently existing."

The definition for pathos is "Sympathetic pity." Used in a sentence: The soldiers cherished the kindly Nurse Nightingale for her pathos. The definition for absolve is "to forgive; to free from guilt.", the definition for flagrant is "Noticeably offensive.", and the definition for futile is "Without purpose, completely ineffective."

The definition for conduit is "Means for transmitting or distributing." Used in a sentence: Jason, a notorious gossip, was a conduit for information about his friends. The definition for pretentious is "making unjustified claims.", the definition for raucous is "Noisy, rowdy.", and the definition for turmoil is "Extreme confusion, agitation."

The definition for revoke is "To cancel by taking back." Used in a sentence: After Kal's father revoked his allowance, he had no money for the movies. The definition for polarize is "to break up into opposing groups.", the definition for augment is "To make greater.", and the definition for salvage is "To save from ruin."

The definition for anthology is "A collection of selected literary pieces." Used in a sentence: The writer was thrilled when his story was included in an anthology of American masterpieces. The definition for combative is "eager to fight.", the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", and the definition for absolve is "To forgive; to free from guilt."