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 lurid is "causing horror, shocking.", the definition for elusive is "Hard to grasp.", and the definition for fickle is "Lacking constancy, changeable."

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 distortion is "the act of twisting out of shape.", the definition for incongruous is "Not harmonious, incompatible.", and the definition for melodious is "Having a pleasing melody."

The definition for periodic is "Occurring at regular intervals." Used in a sentence: The periodic innterruptions of the cuckoo clock prevented Li from concentrating. The definition for disdain is "feeling of contempt.", the definition for moderate is "Tending toward the average.", and the definition for beneficial is "Helpful."

The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for epitaph is "brief statement honoring a dead person.", the definition for conduit is "Means for transmitting or distributing.", and the definition for genial is "Sympathetic, friendly."

The definition for accessible is "Easy to reach or to approach." Used in a sentence: The introduction to the complex novel was, thankfully, written in clear accessible language. The definition for fraud is "trick.", the definition for perception is "Capacity for seeing or understanding.", and the definition for discern is "To recognize as separate as distinct."