Synonyms for Catgut:

n.

damper, head, bridge, drumstick, bellows, bow, hammer, fret, key. artifact (noun)
gut.
catgut (noun)
gut, goat's rue, wild sweet pea, Tephrosia Virginiana.
cord (noun)
lasso, hamstring, tendon, gut, lace, lead, lariat, umbilical cord, shoestring, towline, string, guy, binding twine, cord, twine, rope, sinew, shoelace, rein.
plant (noun)
goat's rue, wild sweet pea, Tephrosia Virginiana.

Other synonyms:

damper. bellows, fret, drumstick. bow. key. bridge. hammer. head. Tephrosia virginiana
Tephrosia Virginiana.
Other relevant words:
drumstick, goat's rue, hammer, Tephrosia Virginiana, bridge, wild sweet pea, bellows.