The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for trove is "valuable collection.", the definition for drab is "Dull, monotonous.", and the definition for beneficial is "Helpful."

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 derivative is "lacking originality.", the definition for parity is "Equality.", and the definition for fidelity is "State of being faithful."

The definition for straddle is "To favor opposing sides." Used in a sentence: Kia straddled the issue, not wanting to say whether James or Tara was right. The definition for derelict is "abandoned.", the definition for implausible is "Unbelievable.", and the definition for insolence is "Boldness or rudeness."

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 cunning is "showing clever insight.", the definition for clarity is "Clearness.", and the definition for mediate is "To come between parties in order to reconcile."

The definition for fragile is "Delicate." Used in a sentence: Jade placed the fragile vase out of reach of her rambunctious boys. The definition for corroborate is "to support with evidence.", the definition for recrimination is "A retaliatory accusation.", and the definition for beneficial is "Helpful."