1slough 
/ˈslʌf/ verb
sloughs; sloughed; slough·ing /ˈslʌf/ verb [+ obj] formal 1 : to lose a dead layer of (skin)
▪ Snakes slough (off) their skin annually. 2 : to get rid of (something unwanted) — usually + off ▪ We have to slough off our fears and face the challenge that confronts us.
▪ Snakes slough (off) their skin annually.
