The definition for ploy is "A contrived plan." Used in a sentence: Sarah thought George's ploy of borrowing her notes was a cowardly way to ask her out. The definition for straddle is "to favor opposing sides.", the definition for induce is "To influence or cause.", and the definition for beneficial is "Helpful."

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 incumbent is "necessary as a duty or responsibility.", the definition for commemorate is "To mark by a ceremony.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for clarity is "clearness.", the definition for civility is "Politeness.", and the definition for fragile is "Delicate."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for genial is "sympathetic, friendly.", the definition for flourish is "To make bold, sweeping gestures.", and the definition for raspy is "rough, grating."

The definition for buffer is "Protective barrier." Used in a sentence: The dense trees acted as a buffer against the heavy rain. The definition for egotist is "self–important person.", the definition for inviolable is "Secure from assault of trespass.", and the definition for scamper is "To run quickly."