The definition for iridescent is "Having a lustrous or attractivve quality." Used in a sentence: The movie star's iridescent presence charmed even the hardened reporter. The definition for curtail is "to make less.", the definition for incumbent is "Necessary as a duty or responsibility.", and the definition for ramble is "To wander, physically or in language."

The definition for appraise is "To evaluate the worth of." Used in a sentence: Simone, an expert in African sculpture, was asked to appraise the ambassador's collection of masks. The definition for extol is "to praise highly.", the definition for compulsion is "An irresistible impulse.", and the definition for servile is "Fearfully submissive."

The definition for combative is "Eager to fight." Used in a sentence: The teacher suggested the combative student channel his aggression into boxing. The definition for revive is "to bring back to life.", the definition for obnoxious is "Highly offensive.", and the definition for manifest is "Obvious."

The definition for stern is "Harsh, severe." Used in a sentence: The stern principal canceled the prom after the seniors played a silly prank. The definition for mandate is "an official order or commission to do something.", the definition for inauspicious is "Not favorable.", and the definition for heed is "To pay attention to."

The definition for gargantuan is "Gigantic." Used in a sentence: The gargantuan monster towered over the ten–story bulding. The definition for rail is "to scold in harsh language.", the definition for implausible is "Unbelievable.", and the definition for commemorate is "To mark by a ceremony."