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 dubious is "questionable.", the definition for epistolary is "Contained or carried on in letters.", and the definition for accentuate is "To emphasize."

The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for exalt is "to elevate by praise.", the definition for antidote is "Something that relieves or counteracts.", and the definition for implausible is "Unbelievable."

The definition for futile is "Without purpose, completely ineffective." Used in a sentence: Arguing with Andrew is futile because he never changes his mind. The definition for induce is "to influence or cause.", the definition for insinuate is "To suggest indirectly.", and the definition for surplus is "Excess."

The definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage." Used in a sentence: Kevin's growing fatigue was a liability as he attempted to climb the steep hill. The definition for corrective is "intended to correct.", the definition for curtail is "To make less.", and the definition for sociable is "Inclined to seek companionship."

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 inflammatory is "tending to excite anger.", the definition for augment is "To make greater.", and the definition for incisive is "Impressively direct and decisive."