The definition for moderate is "Tending toward the average." Used in a sentence: The best–selling writer was disappointed; his new novel was only a moderate success. The definition for untenable is "not able to be defended.", the definition for aesthete is "Person having or affecting sensitivity to beauty.", and the definition for corrosive is "Bitingly sarcastic."

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 heed is "to pay attention to.", the definition for negate is "To make invalid.", and the definition for gravity is "Importance, significance."

The definition for proximity is "Closeness." Used in a sentence: The proximity of Tia's house to school meant that she could walk there in five minutes. The definition for precept is "a general rule of action.", the definition for cunning is "Showing clever insight.", and the definition for punctual is "On time."

The definition for extenuating is "Partially excusing." Used in a sentence: The extenuating circumstance of Calvin's illness caused the teacher to excuse his lateness. The definition for entangle is "to involve in trouble.", the definition for recrimination is "A retaliatory accusation.", and the definition for prune is "To reduce by removing excess."

The definition for methodical is "Performed in an orderly manner." Used in a sentence: Oscar's methodical approach exasperated his free–spirited friend Ben. The definition for beneficial is "helpful.", the definition for prudent is "Marked by wisdom, shrewd.", and the definition for rancorous is "Marked by deep ill–will."