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 colossal is "immense, enormous.", the definition for scapegoat is "Someone who bears the blame for others.", and the definition for melodious is "Having a pleasing melody."

The definition for comprehensible is "Understandable." Used in a sentence: Shannon spoke slowly so her directions would be comprehensible to her foreign visitor. The definition for refurbish is "to brighten or freshen.", the definition for commemorate is "To mark by a ceremony.", and the definition for fraud is "Trick."

The definition for surplus is "Excess." Used in a sentence: Trevor decided to freeze the surplus chili for next week's tailgate party. The definition for discern is "to recognize as separate as distinct.", the definition for antidote is "Something that relieves or counteracts.", and the definition for deferment is "The act of delaying."

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 composed is "calm.", the definition for equitable is "Fair and equal.", and the definition for brandish is "To shake or wave menacingly."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for augment is "to make greater.", the definition for ramble is "To wander, physically or in language.", and the definition for polarize is "To break up into opposing groups."