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 mandate is "an official order or commission to do something.", the definition for corrosive is "Bitingly sarcastic.", and the definition for heed is "To pay attention to."

The definition for euphoria is "Feeling of great happiness." Used in a sentence: Cassandra was overcome with euphoria when she met her long–lost sister. The definition for archetypal is "characteristic of the original model or perfect example.", the definition for dubious is "Questionable.", and the definition for corroborate is "To support with evidence."

The definition for ramble is "To wander, physically or in language." Used in a sentence: Professor Tan rambled during his lectures, frequently straying from the subject. The definition for finite is "having definite limits.", the definition for compulsion is "An irresistible impulse.", and the definition for elusive is "Hard to grasp."

The definition for eloquent is "Fluent, expressive." Used in a sentence: Kim, an eloquent speaker, was the best choice to make the presentation for the group. The definition for sociable is "inclined to seek companionship.", the definition for frugal is "Thrifty, cheap.", and the definition for ethical is "Conforming to accepted standards."

The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for demean is "to lower status.", the definition for comparable is "Similar, equivalent.", and the definition for flagrant is "Noticeably offensive."