Letters that make hook up
o, k, p, h, u are letters that make 'hook up'
1 possible definitions for 'hook up'
Under this definition, hook up is a verb and has the following properties:
'hook up' can be a type of attach.
hookup, assemblage are derivatives of 'hook up'.
"hook up the houses to the gas supply line", "Hook up the components of the new sound system"