• 簿記ぼき — bookkeeping; basic accounting
• 名簿めいぼ — name list; register of people
• 帳簿ちょうぼ — account book; ledger
• 出席簿しゅっせきぼ — attendance book; class roll
• 家計簿かけいぼ — household account book; family budget ledger

At the top, ⺮ is the bamboo radical, recalling the bamboo slips that were once tied together to make books. The lower part adds the sound ボ and the idea of pages or records laid out in order. Together, 簿 points to a written record kept in a bound book — a ledger or register.