JMdict: 1559140

練る 【ねる】

1. [v5r,vt] to knead; to thicken into a paste (stirring over a flame)
2. [v5r,vt] to polish (a plan, etc.); to refine; to elaborate; to work out
3. [v5r,vt] to train; to drill; to exercise
4. [v5r,vt] to gloss (silk); to soften; to degum
5. [v5r,vt] to tan (leather)
6. [v5r,vt] to temper (steel)
7. [v5r,vi] to walk in procession; to parade; to march

Kanji in this word: