The definition for beneficial is "Helpful." Used in a sentence: there is no doubt that eating vegetables is beneficial to one's health. The definition for fickle is "lacking constancy, changeable.", the definition for mandate is "An official order or commission to do something.", and the definition for regurgitate is "To pour out or throw back."

The definition for clarity is "Clearness." Used in a sentence: The refreshing water in the mountain stream was remarkable for its clarity. The definition for abate is "become less in amount or intensity.", the definition for iridescent is "Having a lustrous or attractivve quality.", and the definition for incisive is "Impressively direct and decisive."

The definition for penurious is "Extrememly stingy." Used in a sentence: Ebenezer Scrooge was most penurious, refusing to give even a penny to charity. The definition for archetypal is "characteristic of the original model or perfect example.", the definition for finite is "Having definite limits.", and the definition for iridescent is "Having a lustrous or attractivve quality."

The definition for authoritarian is "Favoring absolute obedience to authority." Used in a sentence: Marco's authoritarian mother never allowed him to watch more than one hour of television a day. The definition for authoritarian is "favoring absolute obedience to authority.", the definition for advantageous is "Giving an advantage.", and the definition for implement is "To carry out or accomplish."

The definition for benefactor is "One who offers financial help." Used in a sentence: Michael's aunt and benefactor paid his college tuition. The definition for precept is "a general rule of action.", the definition for manifest is "Obvious.", and the definition for refurbish is "To brighten or freshen."