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 rancorous is "marked by deep ill–will.", the definition for condone is "To treat as acceptable.", and the definition for polarize is "To break up into opposing groups."

The definition for accessible is "Easy to reach or to approach." Used in a sentence: The introduction to the complex novel was, thankfully, written in clear accessible language. The definition for egotist is "self–important person.", the definition for raspy is "rough, grating.", and the definition for gravity is "Importance, significance."

The definition for drab is "Dull, monotonous." Used in a sentence: The drab winter scene made Keisha long for the vibrant colors of spring. The definition for moderate is "tending toward the average.", the definition for accommodate is "To give consideration to.", and the definition for rehash is "To discuss again."

The definition for procrastinate is "To put off intentionally." Used in a sentence: Yvonne's father urged, "Don't procrastinate. Clean your room right away." The definition for prominence is "importance.", the definition for indecorous is "In bad taste.", and the definition for abate is "Become less in amount or intensity."

The definition for ethical is "Conforming to accepted standards." Used in a sentence: Mary did the ethical thing and turned in the diamond necklace she found. The definition for ethical is "conforming to accepted standards.", the definition for equitable is "Fair and equal.", and the definition for placebo is "An inactive substance used in medical testing."