ageless

Từ điển American Heritage Dictionary 4th

age·less (ājʹlĭs)adj.
1. Seeming never to grow old.
2. Existing forever; eternal. ageʹless·ly adv.ageʹless·ness n. 
Synonyms: ageless, eternal, timeless
These adjectives mean existing unchanged forever: the ageless themes of love and revenge; eternal truths; timeless beauty.

• Từ đồng nghĩa / Synonyms:
  aeonian, eonian, eternal, everlasting, perpetual, unending, unceasing