だつ
de- (indicating reversal, removal, etc.); post-
Prefix
靴下くつした脱だつがなきゃ。
I have to take off my socks.
此処ここに来きて、それまでは一度いちども海うみにはいらうと思はなかつた私わたしは、この時とき、何なんとなく、着物きものが脱だつぎたくなつた。
I had not once thought about going into the sea since I came here, but at this moment, for some reason, I wanted to remove my clothes.