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 scapegoat is "someone who bears the blame for others.", the definition for disdain is "Feeling of contempt.", and the definition for fraud is "Trick."

The definition for civility is "Politeness." Used in a sentence: The usually unruly Thomas acted with great civility when his favorite uncle visited. The definition for accessible is "easy to reach or to approach.", the definition for catastrophic is "Relating to extreme misfortune.", and the definition for ethical is "Conforming to accepted standards."

The definition for fraud is "Trick." Used in a sentence: The con man's fraud involved selling swampland to gullible investors. The definition for placebo is "an inactive substance used in medical testing.", the definition for extant is "Currently existing.", and the definition for insinuate is "To suggest indirectly."

The definition for incisive is "Impressively direct and decisive." Used in a sentence: Samir's incisive leadership made him the natural choice for president of the company. The definition for preclude is "to rule out in advance.", the definition for pantomime is "Telling a story through gestures.", and the definition for naive is "Lacking worldy wisdom."

The definition for negate is "To make invalid." Used in a sentence: Paula negated Tiffany's argument by proving that her main premise was false. The definition for turpitude is "essential baseness, depravity.", the definition for raspy is "rough, grating.", and the definition for clairvoyance is "Ability to see things beyond ordinary perception."