The definition for drub is "To defeat decisively." Used in a sentence: The powerful young boxer drubbed the longtime champion. The definition for disconcert is "to throw into confusion.", the definition for beneficial is "Helpful.", and the definition for commemorate is "To mark by a ceremony."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for brandish is "to shake or wave menacingly.", the definition for repel is "To resist, reject.", and the definition for exception is "A case to which the rule does not apply."

The definition for composed is "Calm." Used in a sentence: Although her stomach was in knots, the actress appeared perfectly composed when she took the stage. The definition for refurbish is "to brighten or freshen.", the definition for ploy is "A contrived plan.", and the definition for retroactive is "effective as of a prior time or condition."

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 euphoria is "feeling of great happiness.", the definition for ethical is "Conforming to accepted standards.", and the definition for impenitent is "Lacking remorse."

The definition for comparable is "Similar, equivalent." Used in a sentence: Helen will only accept something of comparable value for her ticket to the concert. The definition for combative is "eager to fight.", the definition for epistolary is "Contained or carried on in letters.", and the definition for demeanor is "Behavior towards others."