e, n, t, i are letters that make 'tie-in'
tie, IE, ti, ie, in, IN, In, Ti are words within 'tie-in'
1 possible definitions for 'tie-in'
Under this definition, tie-in is a noun and has the following properties:
link, linkup, tie have the same meaning as 'tie-in'
'tie-in' can be a type of fastener, fastening, holdfast, fixing.
bridge, nosepiece are types of 'tie-in'.
link, tie, bind, link up, connect are derivatives of 'tie-in'.