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 genial is "sympathetic, friendly.", the definition for heinous is "Shockingly evil.", and the definition for drub is "To defeat decisively."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for implement is "to carry out or accomplish.", the definition for promote is "To contribute to the growth or prosperity of.", and the definition for stifle is "To repress or discourage."

The definition for flaunt is "To display showily." Used in a sentence: Sheila, who could not resist bragging, flaunted the "A" marked on her test paper. The definition for redouble is "to make twice as great.", the definition for solace is "Source of consolation.", and the definition for proximity is "Closeness."

The definition for turmoil is "Extreme confusion, agitation." Used in a sentence: The windstorm caused such turmoil in the lake that the sailboat capsized. The definition for facade is "false or superficial appearance.", the definition for pretense is "False intention or purpose.", and the definition for inflammatory is "Tending to excite anger."

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 negate is "to make invalid.", the definition for civility is "Politeness.", and the definition for repentant is "Feeling regret."