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 turpitude is "essential baseness, depravity.", the definition for servile is "Fearfully submissive.", and the definition for apathetic is "Showing little or no emotion."

The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for antidote is "something that relieves or counteracts.", the definition for unscrupulous is "Lacking principles.", and the definition for polarize is "To break up into opposing groups."

The definition for flaw is "An imperfection." Used in a sentence: The otherwise perfect diamond had a tiny flaw that reduced its value. The definition for appalling is "inspiring dismay or disgust.", the definition for fickle is "Lacking constancy, changeable.", and the definition for benevolent is "Kind, helpful."

The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for parity is "equality.", the definition for catastrophic is "Relating to extreme misfortune.", and the definition for archetypal is "Characteristic of the original model or perfect example."

The definition for finite is "Having definite limits." Used in a sentence: The exasperated mother had finite patience for her toddler's tantrums. The definition for adversary is "one who opposes or resists.", the definition for supple is "Flexible.", and the definition for fragile is "Delicate."