The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for avian is "relating to birds.", the definition for anthology is "A collection of selected literary pieces.", and the definition for unscrupulous is "Lacking principles."

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 negate is "to make invalid.", the definition for curtail is "To make less.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for indecorous is "In bad taste." Used in a sentence: My parents banned Chad from our house because of his indecorous behavior at dinner. The definition for rehash is "to discuss again.", the definition for commemorate is "To mark by a ceremony.", and the definition for antidote is "Something that relieves or counteracts."

The definition for drub is "To defeat decisively." Used in a sentence: The powerful young boxer drubbed the longtime champion. The definition for distortion is "the act of twisting out of shape.", the definition for curtail is "To make less.", and the definition for egotist is "Self–important person."

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 naive is "lacking worldy wisdom.", the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", and the definition for servile is "Fearfully submissive."