The definition for derivative is "Lacking originality." Used in a sentence: Critics panned the movie as a derivative version of last year's Best Picture. The definition for combustion is "act of burning.", the definition for punctual is "On time.", and the definition for appalling is "Inspiring dismay or disgust."

The definition for pantomime is "Telling a story through gestures." Used in a sentence: The jealous actress called her understudy's performance a ridiculous pantomime. The definition for interminable is "never ending, or seemingly endless.", the definition for inviolable is "Secure from assault of trespass.", and the definition for catastrophic is "Relating to extreme misfortune."

The definition for fickle is "Lacking constancy, changeable." Used in a sentence: The fickle Senji had a new best friend every month. The definition for revoke is "to cancel by taking back.", the definition for advantageous is "Giving an advantage.", and the definition for pretense is "False intention or purpose."

The definition for refurbish is "To brighten or freshen." Used in a sentence: Leeanne cleaned and mended all weekend to refurbish the shabby apartment. The definition for antidote is "something that relieves or counteracts.", the definition for impenitent is "Lacking remorse.", and the definition for pretense is "False intention or purpose."

The definition for defiant is "Showing bold resistance." Used in a sentence: The defiant toddler refused to leave the park. The definition for epistolary is "contained or carried on in letters.", the definition for drab is "Dull, monotonous.", and the definition for placebo is "An inactive substance used in medical testing."