Classification of Morphemes Bound roots:which cannot be used as words, they are mainly derived from foreign sources, esp.from Greek Latin. viv-:to live;vit:life:revive,survive,vivid, vivacious,vital,vitamin. -duce:to lead/take:produce,induce,deduce, abduct,viaduct. -scrib (-script):to write:describe (description), prescribe,inscribe,scribble,manuscript, postscript.Classification of Morphemes Bound roots: which cannot be used as words, they are mainly derived from foreign sources, esp. from Greek & Latin. viv-: to live; vit: life: revive, survive, vivid, vivacious, vital, vitamin. –duce: to lead/take: produce, induce, deduce， abduct, viaduct. –scrib (-script): to write: describe (description), prescribe, inscribe, scribble, manuscript, postscript