不在

bùzài
  1. not to be present
  2. to be out
  3. (euphemism) to pass away
  4. to be deceased

CEDICT

euphemistic

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)