The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for preclude is "to rule out in advance.", the definition for cunning is "Showing clever insight.", and the definition for combative is "Eager to fight."

The definition for drab is "Dull, monotonous." Used in a sentence: The drab winter scene made Keisha long for the vibrant colors of spring. The definition for appalling is "inspiring dismay or disgust.", the definition for clairvoyance is "Ability to see things beyond ordinary perception.", and the definition for incidental is "Minor."

The definition for antidote is "Something that relieves or counteracts." Used in a sentence: Veronique found that listening to French music was an antidote for her homesickness. The definition for incisive is "impressively direct and decisive.", the definition for indecorous is "In bad taste.", and the definition for demeanor is "Behavior towards others."

The definition for insolence is "Boldness or rudeness." Used in a sentence: The boy's insolence to the policeman embarrassed his mother. The definition for rehash is "to discuss again.", the definition for conduit is "Means for transmitting or distributing.", and the definition for prudent is "Marked by wisdom, shrewd."

The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for revoke is "to cancel by taking back.", the definition for mundane is "Practical, ordinary.", and the definition for retroactive is "effective as of a prior time or condition."