Compounds of 磨く

• 磨く
  (v5k,vt) (1) to polish
  to shine
  to brush (e.g. teeth)
  (2) to refine
  to improve
  (P)
• 技を磨く
  (exp) to improve one's skill
• 靴を磨く
  (exp,v5k) to polish one's shoes
  to clean your shoes
• 歯を磨く
  (exp) to brush one's teeth
• 智を磨く
  (exp) to cultivate wisdom
• 腕を磨く
  (exp) to polish one's skills