þvottur

Etymology
From, from.

Noun

 * 1) wash, washing the act of washing, generally
 * 2)  laundry the act of washing clothes
 * 3) laundry clothes about to be, being, or newly washed
 * 1) laundry clothes about to be, being, or newly washed

Declension
Note: The original declension of this word in Old Norse was the masculine strong u-stem third declension (in the same manner as, , , etc.), but changed to the first declension after the change of  to.