RCW 59.12.200: Appellate review—Stay bond.

A party aggrieved by the judgment may seek appellate review of the judgment as in other civil actions: PROVIDED, That if the defendant appealing desires a stay of proceedings pending review, the defendant shall execute and file a bond, with two or more sufficient sureties to be approved by the judge, conditioned to abide the order of the court, and to pay all rents and other damages justly accruing to the plaintiff during the pendency of the proceeding.