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 disconcert is "to throw into confusion.", the definition for aerate is "To supply with air.", and the definition for extol is "To praise highly."

The definition for demeanor is "Behavior towards others." Used in a sentence: Carlos was well liked because of his charming demeanor. The definition for accessible is "easy to reach or to approach.", the definition for fidelity is "State of being faithful.", and the definition for raspy is "rough, grating."

The definition for redouble is "To make twice as great." Used in a sentence: As the sun began to set, Brittany redoubled her effort to find the necklace she had dropped in the field. The definition for regale is "to amuse.", the definition for penurious is "Extrememly stingy.", and the definition for fidelity is "State of being faithful."

The definition for indecorous is "In bad taste." Used in a sentence: My parents banned Chad from our house because of his indecorous behavior at dinner. The definition for proximity is "closeness.", the definition for inviolable is "Secure from assault of trespass.", and the definition for illuminate is "To make clear."

The definition for untenable is "Not able to be defended." Used in a sentence: Rashid made the untenable statement that George Washington was the second president of the United States. The definition for elate is "to fill with joy.", the definition for drab is "Dull, monotonous.", and the definition for buffoonery is "Foolish behavior."