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 drub is "to defeat decisively.", the definition for pomp is "Showy display.", and the definition for incumbent is "Necessary as a duty or responsibility."

The definition for obnoxious is "Highly offensive." Used in a sentence: The manager asked the obnoxious diner to leave the restaurant. The definition for ecstatic is "overwhelmingly emotional.", the definition for adversary is "One who opposes or resists.", and the definition for preclude is "To rule out in advance."

The definition for parity is "Equality." Used in a sentence: Hilda, to avoid squabbles, aimed for parity in the slices of birthday cake. The definition for heed is "to pay attention to.", the definition for disdain is "Feeling of contempt.", and the definition for perception is "Capacity for seeing or understanding."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for rehash is "to discuss again.", the definition for turpitude is "Essential baseness, depravity.", and the definition for garish is "Offensively bright."

The definition for foil is "One that enhances or underscores by contrast." Used in a sentence: The sweet cookie was a perfect foil to the sour lemon sorbet. The definition for ploy is "a contrived plan.", the definition for pantomime is "Telling a story through gestures.", and the definition for ecstatic is "Overwhelmingly emotional."