V is used for attaching various verbs to idiomatic expressions that may be non-adjacent. Each verb has its own subscript.

           +---V----+
           |        |
	I took him for granted  (Vt)
	I held him responsible  (Vh)
	He did     nothing but complain  (Vd)
        He kept    watch/vigil/track  (Vk)
        He voted   yes    (Vv)