Yes, any word is useable in a sentence.
Even the all-you-can-eat buffet could not satisfy his rapacious appetite
Lawyers' fees are often rapacious.
Kenneth was very rapacious when he married into a wealthy family because he was poor as a child. The rapacious developers have wiped away most of the old forest near the city.
The gulls' rapacious appetite for locusts saved the pilgrims' crop.
Ramifications are results or consequences, and rapacious refers to grasping, plundering, or greed. Example : "There were many international ramifications to Germany's rapacious moves into Czechoslovakia in 1939."
The word "rapacious" is an adjective that describes someone or something that is excessively grasping or covetous.
I use this site because of its' prosperity of answers. The sudden prosperity of the '49ers from the goldfields of California led to the Gold Rush. The prosperity of a country can soon vanish under a rapacious dictatorial regime.
"a flabby, pretending, weak-eyed devil of a rapacious and pitiless folly." -APEX
Two are greedy and rapacious.
Rapacious Grasping
Frugal, miserley
Avarice is a noun; rapacious is an adjective. Avarice has more to do with greed for money, and rapacious describes a person whose greed is particularly ruthless. Avarice has to do with greed for wealth, an unreasonably strong desire to get and have money. Rapaciousness refers to the act of taking what one wants by force.