The definition for inviolable is "Secure from assault of trespass." Used in a sentence: Situated on a mountain, with sixteen–foot walls, the castle was inviolable. The definition for redouble is "to make twice as great.", the definition for iridescent is "Having a lustrous or attractivve quality.", and the definition for compulsion is "An irresistible impulse."

The definition for extol is "To praise highly." Used in a sentence: The statesman extolled the ambassador who single–handedly negotiated the peace treaty. The definition for cunning is "showing clever insight.", the definition for commemorate is "To mark by a ceremony.", and the definition for euphoria is "Feeling of great happiness."

The definition for regale is "To amuse." Used in a sentence: My clever brother Jeffrey regaled the dinner guests with tales of his adventures. The definition for placebo is "an inactive substance used in medical testing.", the definition for retroactive is "effective as of a prior time or condition.", and the definition for disdain is "Feeling of contempt."

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 composed is "calm.", the definition for clairvoyance is "Ability to see things beyond ordinary perception.", and the definition for ploy is "A contrived plan."

The definition for abate is "Become less in amount or intensity." Used in a sentence: Just when it seemed the rain would never stop, the storm suddenly began to abate. The definition for disdain is "feeling of contempt.", the definition for finite is "Having definite limits.", and the definition for pretense is "False intention or purpose."