rav·el 
/ˈrævəl/ verb
rav·els; US rav·eled or chiefly British rav·elled; US rav·el·ing or chiefly British rav·el·ling /ˈrævəl/ verb [no obj] formal + literary : to become divided into separate threads : unravel
▪ The fabric will ravel.
▪ The fabric will ravel.
— raveled (US) or chiefly Brit ravelled adjective
▪ a ravelled edge ▪ a raveled sleeve
▪ a ravelled edge ▪ a raveled sleeve
