The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for retroactive is "effective as of a prior time or condition.", the definition for mediate is "To come between parties in order to reconcile.", and the definition for preclude is "To rule out in advance."

The definition for elusive is "Hard to grasp." Used in a sentence: The words to the song are elusive, as the singer tends to mumble. The definition for epitaph is "brief statement honoring a dead person.", the definition for censure is "To find fault with.", and the definition for futile is "Without purpose, completely ineffective."

The definition for mandate is "An official order or commission to do something." Used in a sentence: Martha reluctantly obeyed the mandate to vacate her apartment. The definition for celebrated is "widely known, respected.", the definition for illuminate is "To make clear.", and the definition for advantageous is "Giving an advantage."

The definition for eulogy is "Speech or writing in praise of deceased." Used in a sentence: Ernesto delivered a moving eulogy at his uncle's funeral. The definition for intricate is "having complex and interrelated parts.", the definition for lenient is "Mild or tolerant.", and the definition for proximity is "Closeness."

The definition for benefactor is "One who offers financial help." Used in a sentence: Michael's aunt and benefactor paid his college tuition. The definition for appalling is "inspiring dismay or disgust.", the definition for incongruous is "Not harmonious, incompatible.", and the definition for benevolent is "Kind, helpful."