The definition for aerate is "To supply with air." Used in a sentence: Every spring, Soloman used his tiller to aerate the compact soil. The definition for perception is "capacity for seeing or understanding.", the definition for fidelity is "State of being faithful.", and the definition for trove is "Valuable collection."

The definition for corroborate is "To support with evidence." Used in a sentence: "Unless you can corroborate your story, it will not be admissible in court," the attorney told his client. The definition for cunning is "showing clever insight.", the definition for archaic is "Characteristic of an earlier time.", and the definition for appalling is "Inspiring dismay or disgust."

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 retroactive is "effective as of a prior time or condition.", the definition for redouble is "To make twice as great.", and the definition for servile is "Fearfully submissive."

The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for duplicity is "deceptive thought, speech, or action.", the definition for moderate is "Tending toward the average.", and the definition for abate is "Become less in amount or intensity."

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 composed is "calm.", the definition for brandish is "To shake or wave menacingly.", and the definition for impenitent is "Lacking remorse."