Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun adulteration

2 senses of adulteration

Sense 1
adulteration, debasement -- (being mixed with extraneous material; the product of adulterating)
       => impurity, impureness -- (the condition of being impure)

Sense 2
adulteration -- (the act of adulterating (especially the illicit substitution of one substance for another))
       => change -- (the action of changing something; "the change of government had no impact on the economy"; "his change on abortion cost him the election")