ceaseless

Từ điển American Heritage Dictionary 4th

cease·less (sēsʹlĭs)adj.
Without stop or pause; constant. See Synonyms at continual. ceaseʹless·ly adv.ceaseʹless·ness n.

• Từ đồng nghĩa / Synonyms:
  constant, incessant, never-ending, perpetual, unceasing, unremitting