The definition for appalling is "Inspiring dismay or disgust." Used in a sentence: Hector found his roommate's habit of leaving his dirty socks on the floor appalling. The definition for corrosive is "bitingly sarcastic.", the definition for melodious is "Having a pleasing melody.", and the definition for manifest is "Obvious."

The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for gargantuan is "gigantic.", the definition for extenuating is "Partially excusing.", and the definition for onset is "Beginning."

The definition for garish is "Offensively bright." Used in a sentence: The garish wallpaper offended Jerome, who preferred subtle colors. The definition for procrastinate is "to put off intentionally.", the definition for authoritarian is "Favoring absolute obedience to authority.", and the definition for brandish is "To shake or wave menacingly."

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 mundane is "practical, ordinary.", the definition for aerate is "To supply with air.", and the definition for refurbish is "To brighten or freshen."

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 clarity is "clearness.", the definition for straddle is "To favor opposing sides.", and the definition for appalling is "Inspiring dismay or disgust."