More N2 vocabulary

• 始めにはじめにto begin with, first of all
• 膨らむふくらむto expand, to swell (out), to get big, to become inflated
• ねじ(a) screw
• 小数しょうすうfraction (part of), decimal
• 整うととのうto be prepared, to be in order, to be put in order, to be arranged
• 開通かいつうopening, open