˙eu-: means something good
　　　ex. euphemism 委婉說法
˙tele-: far
˙syn- : with, together伴隨而來
˙phil- : 愛好 ex. Philosophy愛智慧的人
˙wiretap 監聽
˙de-: down, away from
  ex. depreciate, decline, departure
˙pre-: early
˙ex-: out of
˙se-: separate, seclude, select
˙itis發炎 ex. bronchitis, gastritis