The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for opportune is "suitable or convenient.", the definition for epitaph is "Brief statement honoring a dead person.", and the definition for implement is "To carry out or accomplish."

The definition for parity is "Equality." Used in a sentence: Hilda, to avoid squabbles, aimed for parity in the slices of birthday cake. The definition for lenient is "mild or tolerant.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for drub is "To defeat decisively."

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 fidelity is "state of being faithful.", the definition for heed is "To pay attention to.", and the definition for illuminate is "To make clear."

The definition for elate is "To fill with joy." Used in a sentence: It elated Margaret to be awarded first place in the science fair. The definition for elate is "to fill with joy.", the definition for condone is "To treat as acceptable.", and the definition for belated is "Past the normal or proper time."

The definition for heed is "To pay attention to." Used in a sentence: "Heed my advice," the fortuneteller warned Sebastian when he tried to ignore her prophecy. The definition for curtail is "to make less.", the definition for induce is "To influence or cause.", and the definition for deferment is "The act of delaying."