The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for extol is "to praise highly.", the definition for manifest is "Obvious.", and the definition for illuminate is "To make clear."

The definition for foil is "One that enhances or underscores by contrast." Used in a sentence: The sweet cookie was a perfect foil to the sour lemon sorbet. The definition for untenable is "not able to be defended.", the definition for melodious is "Having a pleasing melody.", and the definition for comprehensible is "Understandable."

The definition for awe is "Emotion combining dread and wonder." Used in a sentence: Charlie was in awe of his uncle, a professional football player and chess champion. The definition for gruff is "rough or stern in manner or speech.", the definition for avian is "Relating to birds.", and the definition for onset is "Beginning."

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 methodical is "performed in an orderly manner.", the definition for turpitude is "Essential baseness, depravity.", and the definition for serenity is "Calmness."

The definition for discern is "To recognize as separate as distinct." Used in a sentence: The pastry connoisseur was able to discern Swiss from Belgian chocolate. The definition for incisive is "impressively direct and decisive.", the definition for frugal is "Thrifty, cheap.", and the definition for obnoxious is "Highly offensive."