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 catastrophic is "relating to extreme misfortune.", the definition for placebo is "An inactive substance used in medical testing.", and the definition for absolve is "To forgive; to free from guilt."

The definition for ramble is "To wander, physically or in language." Used in a sentence: Professor Tan rambled during his lectures, frequently straying from the subject. The definition for preclude is "to rule out in advance.", the definition for stealth is "The act of moving secretly or unnoticed.", and the definition for conduit is "Means for transmitting or distributing."

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 supple is "flexible.", the definition for epitaph is "Brief statement honoring a dead person.", and the definition for negate is "To make invalid."

The definition for sociable is "Inclined to seek companionship." Used in a sentence: The sociable Glenda was delighted to receive the party invitation. The definition for scapegoat is "someone who bears the blame for others.", the definition for catastrophic is "Relating to extreme misfortune.", and the definition for precept is "A general rule of action."

The definition for repentant is "Feeling regret." Used in a sentence: The repentant Dana admitted to cheating on the test. The definition for rehash is "to discuss again.", the definition for unscrupulous is "Lacking principles.", and the definition for negate is "To make invalid."