The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for drab is "dull, monotonous.", the definition for appraise is "To evaluate the worth of.", and the definition for servile is "Fearfully submissive."

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 prudent is "marked by wisdom, shrewd.", the definition for straddle is "To favor opposing sides.", and the definition for revoke is "To cancel by taking back."

The definition for entangle is "To involve in trouble." Used in a sentence: Jonah regretted entangling Parker in his legal difficulties. The definition for duplicity is "deceptive thought, speech, or action.", the definition for exception is "A case to which the rule does not apply.", and the definition for stern is "Harsh, severe."

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 stealth is "the act of moving secretly or unnoticed.", the definition for preclude is "To rule out in advance.", and the definition for stern is "Harsh, severe."

The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for euphoria is "feeling of great happiness.", the definition for moderate is "Tending toward the average.", and the definition for pallid is "Lacking color."