犯諱

犯讳
fànhuì
  1. to use the tabooed name 名諱 mínghuì of hierarchical superiors (old)
  2. to violate a taboo
  3. to use a taboo word or character

CEDICT

old

Entry Composition

1 犯 fàn
  1. to violate
  2. to offend
  3. to assault
  4. criminal
  5. crime
  6. to make a mistake
  7. recurrence (of mistake or sth bad)
2 諱 huì
  1. to avoid mentioning
  2. taboo word
  3. name of deceased emperor or superior