The definition for incongruous is "Not harmonious, incompatible." Used in a sentence: Sadie's cowboy hat was incongruous with her black cocktail dress. The definition for combative is "eager to fight.", the definition for genial is "Sympathetic, friendly.", and the definition for combustion is "Act of burning."

The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for prominence is "importance.", the definition for hedonism is "Belief that pleasure is the sole aim of life.", and the definition for regale is "To amuse."

The definition for adversary is "One who opposes or resists." Used in a sentence: Franklin hoped to defeat his adversary in the afternoon's tennis match. The definition for augment is "to make greater.", the definition for servile is "Fearfully submissive.", and the definition for inflammatory is "Tending to excite anger."

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 gruff is "rough or stern in manner or speech.", the definition for benefactor is "One who offers financial help.", and the definition for disconcert is "To throw into confusion."

The definition for fickle is "Lacking constancy, changeable." Used in a sentence: The fickle Senji had a new best friend every month. The definition for camaraderie is "spirit of friendship.", the definition for fragile is "Delicate.", and the definition for mediate is "To come between parties in order to reconcile."