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 incidental is "minor.", the definition for ecstatic is "Overwhelmingly emotional.", and the definition for perception is "Capacity for seeing or understanding."

The definition for celebrated is "Widely known, respected." Used in a sentence: The fans waited for hours to catch a glimpse of the celebrated actress. The definition for periodic is "occurring at regular intervals.", the definition for exception is "A case to which the rule does not apply.", and the definition for extant is "Currently existing."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for punctual is "on time.", the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage.", and the definition for diffident is "Lacking self–confidence."

The definition for impenitent is "Lacking remorse." Used in a sentence: The impenitent criminal received a harsh penalty, but his remorseful accomplice was released. The definition for refurbish is "to brighten or freshen.", the definition for extol is "To praise highly.", and the definition for combative is "Eager to fight."

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 implausible is "unbelievable.", the definition for lenient is "Mild or tolerant.", and the definition for frugal is "Thrifty, cheap."