The definition for duplicity is "Deceptive thought, speech, or action." Used in a sentence: The life of an undercover detective is filed with necessary duplicity. The definition for adversary is "one who opposes or resists.", the definition for naive is "Lacking worldy wisdom.", and the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage."

The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for iridescent is "having a lustrous or attractivve quality.", the definition for naive is "Lacking worldy wisdom.", and the definition for hedonism is "Belief that pleasure is the sole aim of life."

The definition for intricate is "Having complex and interrelated parts." Used in a sentence: The intricate poem baffled most readers with its numerous obscure metaphors. The definition for mundane is "practical, ordinary.", the definition for servile is "Fearfully submissive.", and the definition for demeanor is "Behavior towards others."

The definition for onset is "Beginning." Used in a sentence: Crocuses bloom at the onset of spring, sometimes even before the snow melts. The definition for conduit is "means for transmitting or distributing.", the definition for incidental is "Minor.", and the definition for melodious is "Having a pleasing melody."

The definition for hedonism is "Belief that pleasure is the sole aim of life." Used in a sentence: The hedonism of the emperoro, who spent all his time giving parties, caused his downfall. The definition for procrastinate is "to put off intentionally.", the definition for extant is "Currently existing.", and the definition for derivative is "Lacking originality."