pro·ben·e·cid 
(prō-bĕnĭ-sĭd)
(prō-bĕnĭ-sĭd)n.
A uricosuric drug, C13H19NO4S, derived from benzoic acid and used chiefly in the treatment of gout.
[PRO(PYL) + BEN(ZOIC) (A)CID.]
- knock it off
- knock-knee
- knock-kneed
- knock off
- knockoff
- knock out
- knockout
- knock out of the box
- knock socks off
- knock (someone's) socks off
- knock someone's socks off
- knock some sense into
- knock/throw for a loop
- knock together
- knock up
- knockwurst
- knockwurst
- knoll
- knoll
- knop
- Knossos
- knot
- knot
- knotgrass
- knothole