- 錬金術師【れんきんじゅつし】 - alchemist 
- 錬金術【れんきんじゅつ】 - alchemy, way of making money, moneymaker, money-spinner 
- 鍛錬【たんれん】 - tempering (metal), annealing, forging, toughening, disciplining, training 
- 精錬【せいれん】 - refining, refinement, smelting, training 
- 百戦錬磨【ひゃくせんれんま】 - veteran, battle-worn, schooled by adversity in many battles, hard-bitten, rich in experience, very experienced