The term 'Instrument That's Plucked' can be summarized by two crossword solutions: LUTE and LYRE. Both instruments are stringed instruments that are plucked to produce sound. The LUTE is a pear-shaped instrument with a long neck and a deep round back, while the LYRE is a harp-like instrument with a yoke-shaped body and two arms that curve up and out from the body. Both instruments have been used for centuries in various cultures and are still popular today.