The definition for impenitent is "Lacking remorse." Used in a sentence: The impenitent criminal received a harsh penalty, but his remorseful accomplice was released. The definition for stealth is "the act of moving secretly or unnoticed.", the definition for mandate is "An official order or commission to do something.", and the definition for eulogy is "Speech or writing in praise of deceased."

The definition for heed is "To pay attention to." Used in a sentence: "Heed my advice," the fortuneteller warned Sebastian when he tried to ignore her prophecy. The definition for elate is "to fill with joy.", the definition for commemorate is "To mark by a ceremony.", and the definition for incidental is "Minor."

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 augment is "to make greater.", the definition for flagrant is "Noticeably offensive.", and the definition for ethical is "Conforming to accepted standards."

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 combative is "eager to fight.", the definition for redouble is "To make twice as great.", and the definition for appraise is "To evaluate the worth of."

The definition for epistolary is "Contained or carried on in letters." Used in a sentence: The shoebox filled with letters was the ony remains of Ming's epistolary friendship with Emile. The definition for repel is "to resist, reject.", the definition for inviolable is "Secure from assault of trespass.", and the definition for cunning is "Showing clever insight."