The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for serenity is "calmness.", the definition for heinous is "Shockingly evil.", and the definition for manifest is "Obvious."

The definition for curtail is "To make less." Used in a sentence: Doreen decided to curtail her spending after she bounced a check. The definition for derivative is "lacking originality.", the definition for brandish is "To shake or wave menacingly.", and the definition for inviolable is "Secure from assault of trespass."

The definition for condone is "To treat as acceptable." Used in a sentence: Crystal condoned her friend's late arrival because she found it hard to be on time herself. The definition for interminable is "never ending, or seemingly endless.", the definition for futile is "Without purpose, completely ineffective.", and the definition for pretense is "False intention or purpose."

The definition for antidote is "Something that relieves or counteracts." Used in a sentence: Veronique found that listening to French music was an antidote for her homesickness. The definition for lurid is "causing horror, shocking.", the definition for archaic is "Characteristic of an earlier time.", and the definition for appalling is "Inspiring dismay or disgust."

The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for induce is "to influence or cause.", the definition for gravity is "Importance, significance.", and the definition for ethical is "Conforming to accepted standards."