More N2 vocabulary

• 酸性さんせいacidity
• ふわふわlight, soft
• 体制たいせいorder, system, structure, set-up, organization
• 再来月さらいげつmonth after next
• 単数たんすうsingular (number)
• 追い掛けるおいかけるto chase or run after someone, to run down, to pursue