The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for gargantuan is "gigantic.", the definition for compulsion is "An irresistible impulse.", and the definition for incidental is "Minor."

The definition for preclude is "To rule out in advance." Used in a sentence: "Having cake now will preclude dessert later," said Amber's mother. The definition for interminable is "never ending, or seemingly endless.", the definition for extant is "Currently existing.", and the definition for combative is "Eager to fight."

The definition for clarity is "Clearness." Used in a sentence: The refreshing water in the mountain stream was remarkable for its clarity. The definition for polarize is "to break up into opposing groups.", the definition for refurbish is "To brighten or freshen.", and the definition for entangle is "To involve in trouble."

The definition for negate is "To make invalid." Used in a sentence: Paula negated Tiffany's argument by proving that her main premise was false. The definition for deferment is "the act of delaying.", the definition for camaraderie is "Spirit of friendship.", and the definition for melee is "A tumultuous fight among several people."

The definition for promote is "To contribute to the growth or prosperity of." Used in a sentence: The promote peace, the diplomat hosted a talk between the warring nations. The definition for mediate is "to come between parties in order to reconcile.", the definition for lurid is "Causing horror, shocking.", and the definition for pantomime is "Telling a story through gestures."