The definition for combustion is "Act of burning." Used in a sentence: Campers must use fire with great caution to prevent combustion of the parched brush. The definition for elusive is "hard to grasp.", the definition for brandish is "To shake or wave menacingly.", and the definition for oblivious is "Lacking awareness."

The definition for solace is "Source of consolation." Used in a sentence: Parents' weekend was a solace to Marjorie, whose beloved daughter had left for college. The definition for combustion is "act of burning.", the definition for ethical is "Conforming to accepted standards.", and the definition for scapegoat is "Someone who bears the blame for others."

The definition for incidental is "Minor." Used in a sentence: The accountant advised Justine not to report her incidental expenses. The definition for advantageous is "giving an advantage.", the definition for oblivious is "Lacking awareness.", and the definition for placebo is "An inactive substance used in medical testing."

The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for extenuating is "partially excusing.", the definition for derivative is "Lacking originality.", and the definition for benevolent is "Kind, helpful."

The definition for corrosive is "Bitingly sarcastic." Used in a sentence: The cruel Estella's corrosive comments made Pip cry. The definition for pathos is "sympathetic pity.", the definition for inviolable is "Secure from assault of trespass.", and the definition for pretentious is "Making unjustified claims."