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 fickle is "lacking constancy, changeable.", the definition for regale is "To amuse.", and the definition for plaudits is "Enthusiastic approval."

The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for rail is "to scold in harsh language.", the definition for proximity is "Closeness.", and the definition for accessible is "Easy to reach or to approach."

The definition for incisive is "Impressively direct and decisive." Used in a sentence: Samir's incisive leadership made him the natural choice for president of the company. The definition for entangle is "to involve in trouble.", the definition for onset is "Beginning.", and the definition for archetypal is "Characteristic of the original model or perfect example."

The definition for procrastinate is "To put off intentionally." Used in a sentence: Yvonne's father urged, "Don't procrastinate. Clean your room right away." The definition for recrimination is "a retaliatory accusation.", the definition for clairvoyance is "Ability to see things beyond ordinary perception.", and the definition for appraise is "To evaluate the worth of."

The definition for commemorate is "To mark by a ceremony." Used in a sentence: Each year, the Franklins commemorate their anniversary by visiting the site of their first date. The definition for placebo is "an inactive substance used in medical testing.", the definition for penurious is "Extrememly stingy.", and the definition for beneficial is "Helpful."