The definition for diffident is "Lacking self–confidence." Used in a sentence: The diffident student never raised her hand in class, even when she knew the answer. The definition for drub is "to defeat decisively.", the definition for incisive is "Impressively direct and decisive.", and the definition for promote is "To contribute to the growth or prosperity of."

The definition for absolve is "To forgive; to free from guilt." Used in a sentence: Marta felt greatly relieved after her mother absolved her for breaking the vase. The definition for methodical is "performed in an orderly manner.", the definition for recrimination is "A retaliatory accusation.", and the definition for straddle is "To favor opposing sides."

The definition for lurid is "Causing horror, shocking." Used in a sentence: The lurid photos of the crime scene upset the jury. The definition for serenity is "calmness.", the definition for aesthete is "Person having or affecting sensitivity to beauty.", and the definition for mundane is "Practical, ordinary."

The definition for catastrophic is "Relating to extreme misfortune." Used in a sentence: The effects of the massive hurricane were catastrophic. The definition for interminable is "never ending, or seemingly endless.", the definition for flaunt is "To display showily.", and the definition for egotist is "Self–important person."

The definition for frugal is "Thrifty, cheap." Used in a sentence: The frugal shopper only bought items that were on sale. The definition for fickle is "lacking constancy, changeable.", the definition for ploy is "A contrived plan.", and the definition for surplus is "Excess."