This study explores the differences and similarities between Turkish and English in the areas of morphology and lexical meaning. The discussion leads to different major conclusions. Personal endings(-im(I),-sin(you/singular),-dir(he,she,it),-iz(we),-siniz(you/plural),-ler(they) which stand for (Be) and (NP subject) in Turkish are attached to nouns and adjectives as the following examples...