洗せん濯たく板いた

noun

washboard

A flat board with ridges, used for scrubbing clothes by hand. Now mostly a historical or nostalgic item.

• 祖そ母ぼは昔むかし、洗せん濯たく板いたで服ふくを洗あらっていた。

  My grandmother used to wash clothes with a washboard.