make impure

contaminate

alloy amalgamate attenuate blend cheapen commingle cook corrupt cut defile degrade denature depreciate deteriorate devalue dilute dissolve doctor falsify impair infiltrate intermix irrigate lace mingle mix plant pollute shave spike taint thin transfuse vitiate weaken

doctor up phony up water down

aid approve assist clean cleanse concentrate divide help honor improve increase purify raise separate strengthen thicken unmix upgrade

clarify distill filter free refine

blacken smear smudge sully

begrime blotch blur coat contaminate corrupt debase defile discolor encrust foul grime muddy mung pollute smoke smutch spatter spoil spot stain sweat taint tar tarnish

besoil make dusty mess up

clean cleanse clear flourish grow improve purify sterilize

corrupt degrade pollute

alloy amalgamate attenuate blend cheapen commingle contaminate cook cut debase defile denature depreciate deteriorate devalue dilute dissolve doctor falsify impair infiltrate intermix irrigate lace load mingle mix plant shave spike taint thin transfuse vitiate weaken

doctor up phony up water down

cleanse purify

aid assist clean clear concentrate divide enhance help honor improve increase laud praise raise separate strengthen thicken unmix upgrade