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 impenitent is "lacking remorse.", the definition for archetypal is "Characteristic of the original model or perfect example.", and the definition for trove is "Valuable collection."

The definition for repel is "To resist, reject." Used in a sentence: The soldiers made a massive charge to repel the invaders. The definition for aesthete is "person having or affecting sensitivity to beauty.", the definition for archaic is "Characteristic of an earlier time.", and the definition for straddle is "To favor opposing sides."

The definition for iridescent is "Having a lustrous or attractivve quality." Used in a sentence: The movie star's iridescent presence charmed even the hardened reporter. The definition for extol is "to praise highly.", the definition for buffer is "Protective barrier.", and the definition for interminable is "Never ending, or seemingly endless."

The definition for garish is "Offensively bright." Used in a sentence: The garish wallpaper offended Jerome, who preferred subtle colors. The definition for corroborate is "to support with evidence.", the definition for punctual is "On time.", and the definition for augment is "To make greater."

The definition for exasperation is "The state of being irritated." Used in a sentence: The longer Jorge waited in line at the ticket counter, the more his exasperation grew. The definition for drub is "to defeat decisively.", the definition for manifest is "Obvious.", and the definition for pretentious is "Making unjustified claims."