词根osteo,oss(e) = bone 骨头词根 oram,orama = view 观看，景词根 optim = 最好的词根 ophi(o) = 蛇词根 opt = to choose 选,to wish 希望词根 ov(i) = 卵词根 oo = egg 卵词根 olig,oligo = few 少词根 ole(o) = 油词根 odont(o) = tooth 牙齿/牙词根 nour,nurs = 喂养，营养词根 od = 路词根 ocul = eye/ bud 眼睛 / 苗词根 nom(y) = 学，术，法，治词根 neutr = 中词根 neg = 否认，否定词根 necr(o) = death（死亡）,deadbody（死尸）词根 myst = secret/mystery 秘密/神秘词根 nat = 浮游词根 mund = 世界