The definition for gruff is "Rough or stern in manner or speech." Used in a sentence: Heidi's grandfather was gruff, barking stern orders and hardly smiling. The definition for incongruous is "not harmonious, incompatible.", the definition for corroborate is "To support with evidence.", and the definition for untenable is "Not able to be defended."

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 fickle is "lacking constancy, changeable.", the definition for stealth is "The act of moving secretly or unnoticed.", and the definition for pallid is "Lacking color."

The definition for untenable is "Not able to be defended." Used in a sentence: Rashid made the untenable statement that George Washington was the second president of the United States. The definition for exasperation is "the state of being irritated.", the definition for refurbish is "To brighten or freshen.", and the definition for pretense is "False intention or purpose."

The definition for moderate is "Tending toward the average." Used in a sentence: The best–selling writer was disappointed; his new novel was only a moderate success. The definition for cunning is "showing clever insight.", the definition for antidote is "Something that relieves or counteracts.", and the definition for implausible is "Unbelievable."

The definition for discern is "To recognize as separate as distinct." Used in a sentence: The pastry connoisseur was able to discern Swiss from Belgian chocolate. The definition for trove is "valuable collection.", the definition for demean is "To lower status.", and the definition for derelict is "Abandoned."