Reverse Dictionary: ADULTERATE

ADJECTIVES
1619 — IMPOSTURED adulterated, falsified, sham → obs.
1931 — NEEDLED adulterated → sl.

VERBS
..16C — LAG to adulterate or water down wine or spirits → sl.
1777 — DOCTOR to adulterate or falsify; to make different in order to deceive; to tamper with 
1785 — CHRISTEN to water down wine or spirits → UK sl.
1830 — FAKE THE DUCK to adulterate drink; to swindle, to cheat → criminals’ sl.
1860 — DASH to adulterate → brewers’ & publicans’ usage
1889 — DEACON to adulterate, to doctor, as, to ‘deacon’ wine or other liquor → Amer. sl.
1889 — SPIKE to adulterate a drink → sl., orig. US
1920 — SPIKE to adulterate ‘near-beer’ (brewed during Prohibition) with a mixture of ginger beer and pure alcohol → sl.
2000 — SPIKE to adulterate food or drink with a foreign substance other than a drug, e.g. ground glass → sl.