Compounds of 練る

• 練る
  (v5r,vt) (1) to knead
  to work over
  (2) to polish up (e.g. a plan)
  (3) to drill
  to train
  (P)
• 想を練る
  (exp) to turn (a matter) over in one's mind
  to think deeply
• 武を練る
  (exp) to train oneself in military arts
• 文を練る
  (exp) to polish one's style