The definition for augment is "To make greater." Used in a sentence: Wanda read the dictionary every night to augment her vocabulary. The definition for buffer is "protective barrier.", the definition for impenitent is "Lacking remorse.", and the definition for immoderate is "Beyond usual or proper limits."

The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for curtail is "to make less.", the definition for eloquent is "Fluent, expressive.", and the definition for incisive is "Impressively direct and decisive."

The definition for apathetic is "Showing little or no emotion." Used in a sentence: Carmine was concerned about his usually cheerful brother's apathetic attitude. The definition for placebo is "an inactive substance used in medical testing.", the definition for frugal is "Thrifty, cheap.", and the definition for embellish is "To decorate."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for melodious is "having a pleasing melody.", the definition for salvage is "To save from ruin.", and the definition for incisive is "Impressively direct and decisive."

The definition for repentant is "Feeling regret." Used in a sentence: The repentant Dana admitted to cheating on the test. The definition for precept is "a general rule of action.", the definition for rehash is "To discuss again.", and the definition for benefactor is "One who offers financial help."