The definition for unscrupulous is "Lacking principles." Used in a sentence: The unscrupulous salesman was fired for lying to his customers. The definition for incisive is "impressively direct and decisive.", the definition for periodic is "Occurring at regular intervals.", and the definition for opportune is "Suitable or convenient."

The definition for methodical is "Performed in an orderly manner." Used in a sentence: Oscar's methodical approach exasperated his free–spirited friend Ben. The definition for inflammatory is "tending to excite anger.", the definition for elusive is "Hard to grasp.", and the definition for combustion is "Act of burning."

The definition for corrosive is "Bitingly sarcastic." Used in a sentence: The cruel Estella's corrosive comments made Pip cry. The definition for combustion is "act of burning.", the definition for repel is "To resist, reject.", and the definition for supple is "Flexible."

The definition for conduit is "Means for transmitting or distributing." Used in a sentence: Jason, a notorious gossip, was a conduit for information about his friends. The definition for entangle is "to involve in trouble.", the definition for aesthete is "Person having or affecting sensitivity to beauty.", and the definition for gruff is "Rough or stern in manner or speech."

The definition for naive is "Lacking worldy wisdom." Used in a sentence: The naive Simon assumed that everyone was as simple and kind as he was. The definition for implausible is "unbelievable.", the definition for perception is "Capacity for seeing or understanding.", and the definition for refurbish is "To brighten or freshen."