The definition for dubious is "Questionable." Used in a sentence: Karl found Kevin's claim that he was sick dubious, as he had just seen him playing football. The definition for mediate is "to come between parties in order to reconcile.", the definition for brandish is "To shake or wave menacingly.", and the definition for sociable is "Inclined to seek companionship."

The definition for rehash is "To discuss again." Used in a sentence: "Sandra," said her mother, "I am tired of rehashing this same topic over and over." The definition for awe is "emotion combining dread and wonder.", the definition for repentant is "Feeling regret.", and the definition for corrosive is "Bitingly sarcastic."

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 catastrophic is "relating to extreme misfortune.", the definition for fidelity is "State of being faithful.", and the definition for commemorate is "To mark by a ceremony."

The definition for foil is "One that enhances or underscores by contrast." Used in a sentence: The sweet cookie was a perfect foil to the sour lemon sorbet. The definition for fickle is "lacking constancy, changeable.", the definition for raucous is "Noisy, rowdy.", and the definition for archaic is "Characteristic of an earlier time."

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 advantageous is "giving an advantage.", the definition for implausible is "Unbelievable.", and the definition for polarize is "To break up into opposing groups."