折磨 or 折騰?

來源: 於 2013-09-20 06:09:23 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

Why is affix of applicant（申請人）-ant, not -er,-or?
and why is afflict 折磨 not 折騰?
My book will explain