No, a sinew is part of an animals muscle.
The ropes are made of twisted strands of human hair or animal sinew.
In Native American languages, sinew generally refers to the tough fibrous tissue found in the tendons or ligaments of animals. The specific term for sinew can vary depending on the tribal language spoken.
hides and sinew/animal fat
Animal sinews can be manipulated to be used as rope, thread, or other binding agent. However, this does take skill in dissecting out the sinew and properly preparing the sinew for other uses.
blood and guts
No....they hate it...but they eat animal sinew
kicking the guts
to not have guts
violin
you cut the guts into long thin strips and leave them out in the sun till they've dried out!
IT MEAN HE HATE YOUR GUTS
Sinew is a noun and doesn't have an antonym.