磨 + 磨 갈 마 (돌을 갈다 : to polish a stone) 3 NHSK word(s): 磨合* 6 mo2 he2to break in/ to wear in 折磨* 6 zhe2 mo2to persecute/ to torment 琢磨* 6 zhuo2 mo2to carve and polish (jade)/ to polish and refine a literary work KOREAN6000 word(s): 0 KOREAN 2500 New HSK words): 0 KOREAN Sentence(s):