长命锁

長命鎖
chángmìngsuǒ

longevity lock (lock-shaped ornament made of metal and hung around a child's neck to pray for longevity)

Wiktionary

Entry Composition

=1 长 cháng
  1. long
  2. (bound form) length
  3. (bound form) strong point; forte
  4. (bound form) to be good at
  5. (literary) surplus; spare (Taiwan pr. zhàng)
=1 长 zhǎng
  1. chief
  2. head
  3. elder
  4. to grow
  5. to develop
  6. to increase
  7. to enhance
2 命 mìng
  1. life
  2. fate
  3. order or command
  4. to assign a name, title etc
=3 锁 suǒ to lock; to lock up

classifier: 把
=3 锁 suǒ old variant of 锁 suǒ