The definition for combustion is "Act of burning." Used in a sentence: Campers must use fire with great caution to prevent combustion of the parched brush. The definition for euphoria is "feeling of great happiness.", the definition for rehash is "To discuss again.", and the definition for regale is "To amuse."

The definition for authoritarian is "Favoring absolute obedience to authority." Used in a sentence: Marco's authoritarian mother never allowed him to watch more than one hour of television a day. The definition for exalt is "to elevate by praise.", the definition for oblivious is "Lacking awareness.", and the definition for eulogy is "Speech or writing in praise of deceased."

The definition for melee is "A tumultuous fight among several people." Used in a sentence: After the game, a melee broke out between fans of the opposing teams. The definition for promote is "to contribute to the growth or prosperity of.", the definition for illuminate is "To make clear.", and the definition for turpitude is "Essential baseness, depravity."

The definition for conduit is "Means for transmitting or distributing." Used in a sentence: Jason, a notorious gossip, was a conduit for information about his friends. The definition for ramble is "to wander, physically or in language.", the definition for gargantuan is "Gigantic.", and the definition for mundane is "Practical, ordinary."

The definition for raucous is "Noisy, rowdy." Used in a sentence: Serena, who preferred quiet conversation, left the rancous party. The definition for inauspicious is "not favorable.", the definition for incumbent is "Necessary as a duty or responsibility.", and the definition for surplus is "Excess."