沒完沒了

没完没了
méiwánméiliǎo
  1. without end
  2. incessantly
  3. on and on

CEDICT

Entry Composition

1 沒 méi (negative prefix for verbs) have not; not
2 完 wán
  1. to finish
  2. to be over
  3. whole
  4. complete
  5. entire
3 沒了 méile
  1. to be dead
  2. not to be, or cease to exist