More N1 vocabulary

• 暗殺あんさつassassination
• 元首げんしゅruler; sovereign
• 且つかつyet; and
• 彼此あれこれone thing or another; this and that; this or that
• 馴れ馴れしいなれなれしいover-familiar
• 耐えるたえるto bear; to endure