נָעַל
From LSJ
Δοῦλος γεγονὼς ἑτέρῳ <γε> δουλεύειν φοβοῦ → Servire in servitute servo alii time → Als Sklave wolle keinem Sklaven Sklave sein
English (Strong)
a primitive root; properly, to fasten up, i.e. with a bar or cord; hence (denominative from נָ֫עַל), to sandal, i.e. furnish with slippers: bolt, inclose, lock, shoe, shut up.