Question: is tying a noun or verb?
Answer: verb (used with object), tied, ty·ing. to fasten by tightening and knotting the string or strings of: to tie one's shoes. to draw or fasten together into a knot, as a cord: to tie one's shoelace. to form by looping and interlacing, as a knot or bow. to fasten, join, or connect in any way.