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 stealth is "the act of moving secretly or unnoticed.", the definition for benefactor is "One who offers financial help.", and the definition for retroactive is "effective as of a prior time or condition."

The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for colossal is "immense, enormous.", the definition for derelict is "Abandoned.", and the definition for intricate is "Having complex and interrelated parts."

The definition for negate is "To make invalid." Used in a sentence: Paula negated Tiffany's argument by proving that her main premise was false. The definition for disconcert is "to throw into confusion.", the definition for extenuating is "Partially excusing.", and the definition for gargantuan is "Gigantic."

The definition for mediate is "To come between parties in order to reconcile." Used in a sentence: The diplomatic Henry was able to mediate between the quarreling sisters. The definition for methodical is "performed in an orderly manner.", the definition for mandate is "An official order or commission to do something.", and the definition for distortion is "The act of twisting out of shape."

The definition for lenient is "Mild or tolerant." Used in a sentence: The judge issued a lenient sentence because it was Frank's first offense. The definition for liability is "a person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", the definition for eulogy is "Speech or writing in praise of deceased.", and the definition for egotist is "Self–important person."