adulterated
Concise Oxford English Dictionary © 2008 Oxford University Press:
adulterate
▶verb /əˈdʌltəreɪt/ make (something) poorer in quality by adding another substance. ▶adjective /əˈdʌlt(ə)rət/ archaic not pure or genuine.
– derivatives
adulterant adjective,
adulteration noun,
adulterator noun.
adulterant adjective,
adulteration noun,
adulterator noun.
– origin C16 (as adj.): from L. adulterat-, adulterare ‘corrupt’.
'adulterated' also found in these Oxford entries:

