fetterlock (English) comes from English Lock, from Middle English lok, from Old English lāc, from Proto-West Germanic laik, from Proto-Germanic laikaz, from Proto-Indo-European leyǵ- — to bind, tie.
fetterlock (English): A shackle or lock
Definitions
A shackle or lock
Ancestry of “fetterlock”, step by step
fetterlock traces back through two separate lines of ancestry.