The definition for rail is "To scold in harsh language." Used in a sentence: Clay began to cry as his irate manager railed at him for missing the deadline. The definition for naive is "lacking worldy wisdom.", the definition for repentant is "Feeling regret.", and the definition for scamper is "To run quickly."

The definition for appalling is "Inspiring dismay or disgust." Used in a sentence: Hector found his roommate's habit of leaving his dirty socks on the floor appalling. The definition for flagrant is "noticeably offensive.", the definition for colossal is "Immense, enormous.", and the definition for obnoxious is "Highly offensive."

The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for pretentious is "making unjustified claims.", the definition for disdain is "Feeling of contempt.", and the definition for insolence is "Boldness or rudeness."

The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for foil is "one that enhances or underscores by contrast.", the definition for promote is "To contribute to the growth or prosperity of.", and the definition for brandish is "To shake or wave menacingly."

The definition for penurious is "Extrememly stingy." Used in a sentence: Ebenezer Scrooge was most penurious, refusing to give even a penny to charity. The definition for grandiose is "with an affectation of grandeur.", the definition for archaic is "Characteristic of an earlier time.", and the definition for revoke is "To cancel by taking back."