ac·ci·dence /ˈæksədən(t)s, ˌdɛn(t)s/
  詞法
  Ac·ci·dence n.
  1. The accidents, of inflections of words; the rudiments of grammar.
  2. The rudiments of any subject.
  ◄ ►
  accidence
       n : the part of grammar that deals with the inflections of words
           [syn: inflectional morphology]