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 unscrupulous is "lacking principles.", the definition for rehash is "To discuss again.", and the definition for interminable is "Never ending, or seemingly endless."

The definition for perception is "Capacity for seeing or understanding." Used in a sentence: His incredible perception made him the best detective on the force. The definition for apathetic is "showing little or no emotion.", the definition for heinous is "Shockingly evil.", and the definition for procrastinate is "To put off intentionally."

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 appraise is "to evaluate the worth of.", the definition for oblivious is "Lacking awareness.", and the definition for implausible is "Unbelievable."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for meticulous is "extrememly careful regarding details.", the definition for diffident is "Lacking self–confidence.", and the definition for iridescent is "Having a lustrous or attractivve quality."

The definition for preclude is "To rule out in advance." Used in a sentence: "Having cake now will preclude dessert later," said Amber's mother. The definition for lenient is "mild or tolerant.", the definition for foil is "One that enhances or underscores by contrast.", and the definition for drub is "To defeat decisively."