世母

shìmǔ
wife of father's elder brother (old)

CEDICT

old

Entry Composition

1 世 shì
  1. life
  2. age
  3. generation
  4. era
  5. world
  6. lifetime
  7. epoch
  8. descendant
  9. noble
2 母 mǔ
  1. mother
  2. elderly female relative
  3. origin
  4. source
  5. (of animals) female