Knots according to Dictionary:
knot 1
nät/
noun
plural noun: knots
1.
a fastening made by tying a piece of string, rope, or something similar.
"tie a knot at the end of the cord" - (not very relatable to the muscle fibers at all)
synonyms:
tie, twist, loop, bow, hitch, half hitch, clove hitch, join, fastening; More
2. a tangled mass in something such as hair. -(this is…