The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for epistolary is "contained or carried on in letters.", the definition for immoderate is "Beyond usual or proper limits.", and the definition for awe is "Emotion combining dread and wonder."

The definition for defiant is "Showing bold resistance." Used in a sentence: The defiant toddler refused to leave the park. The definition for refurbish is "to brighten or freshen.", the definition for impenitent is "Lacking remorse.", and the definition for exasperation is "The state of being irritated."

The definition for compulsion is "An irresistible impulse." Used in a sentence: Tamar, a shoe fanatic, could not resist the compulsion to buy the shiny red boots. The definition for incidental is "minor.", the definition for colossal is "Immense, enormous.", and the definition for pomp is "Showy display."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for stifle is "to repress or discourage.", the definition for apathetic is "Showing little or no emotion.", and the definition for stealth is "The act of moving secretly or unnoticed."

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 placebo is "an inactive substance used in medical testing.", the definition for eulogy is "Speech or writing in praise of deceased.", and the definition for insolence is "Boldness or rudeness."