plumb

fathom with a plumb line

plumb up the wall.

they must both be plumb crazy.

the transmission was plumb worn out.

No one could plumb the mystery.

fell plumb in the middle of the puddle.

The plumber hasn't been yet.

They’re going to have to put in new plumbing.

We did all the plumbing in our house ourselves.

she had plumbed the depths of depravity.

trading opportunities plumb in the centre of central Europe.

drapery fell from their human forms plumb down.

the kitchen is plumbed for a washing machine.

We owe the plumber for services rendered.

a return plumbing pipe; a return valve.