i Register
In some senses, plumb is marked as informal, figuratively, obsolete. Watch for register when choosing this word.
ADJ.
against, dried, drunk, left, new, trying
VERB + PLUMB
get, hit, horse, isn't, placed, seen
PLUMB + NOUN
bob, carpenter, depths, italy, middle, mountain, wall
PREP.
down, in, off, on, out, out, with
ADV.
seriously