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 beneficial is "helpful.", the definition for condone is "To treat as acceptable.", and the definition for placebo is "An inactive substance used in medical testing."

The definition for appraise is "To evaluate the worth of." Used in a sentence: Simone, an expert in African sculpture, was asked to appraise the ambassador's collection of masks. The definition for induce is "to influence or cause.", the definition for clarity is "Clearness.", and the definition for rancorous is "Marked by deep ill–will."

The definition for fidelity is "State of being faithful." Used in a sentence: Unlike her fickle friend Benji, May Belle was known for her fidelity. The definition for polarize is "to break up into opposing groups.", the definition for epistolary is "Contained or carried on in letters.", and the definition for proximity is "Closeness."

The definition for drub is "To defeat decisively." Used in a sentence: The powerful young boxer drubbed the longtime champion. The definition for pantomime is "telling a story through gestures.", the definition for camaraderie is "Spirit of friendship.", and the definition for supple is "Flexible."

The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for dubious is "questionable.", the definition for flaw is "An imperfection.", and the definition for elate is "To fill with joy."