More N2 vocabulary

• 相互そうごmutual, reciprocal
• 呼び出すよびだすto summon, to call (e.g. phone)
• かゆいitchy, itching
• ストップstop
• 強化きょうかstrengthen, intensify, reinforce, solidify
• 職人しょくにんworker, mechanic, artisan, craftsman