waster

tuhlari

tuhoaja Someone or something that wastes; someone who squanders or spends extravagantly.
puhekieltä An imperfection in the wick of a candle, causing it to waste.
A destroyer
(RQ:Authorized Version)

He also that is slothful in his work is brother to him that is a great waster.

Or, as they that play at wasters exercise themselves by a few cudgels how to avoid an enemy's blows, let us arm ourselves against all such violent incursions which may invade our minds.