The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for fickle is "lacking constancy, changeable.", the definition for lurid is "Causing horror, shocking.", and the definition for belated is "Past the normal or proper time."

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 serenity is "calmness.", the definition for benevolent is "Kind, helpful.", and the definition for trove is "Valuable collection."

The definition for incumbent is "Necessary as a duty or responsibility." Used in a sentence: It was incumbent on Jack to attend his father's retirement party. The definition for oblivious is "lacking awareness.", the definition for insinuate is "To suggest indirectly.", and the definition for inviolable is "Secure from assault of trespass."

The definition for clairvoyance is "Ability to see things beyond ordinary perception." Used in a sentence: Rosa used her clairvoyance to help Alexander find his lost keys. The definition for moderate is "tending toward the average.", the definition for epistolary is "Contained or carried on in letters.", and the definition for demean is "To lower status."

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 revoke is "to cancel by taking back.", the definition for preclude is "To rule out in advance.", and the definition for redouble is "To make twice as great."