Compounds of 衰える

• 衰える
  (v1,vi) to become weak
  to decline
  to wear
  to abate
  to decay
  to wither
  to waste away
  (P)
• 古び衰える
  (v1) to waste away
• 弱り衰える
  (v1) to languish
• 痩せ衰える
  (v1,vi) to become emaciated
  to grow thin and worn out