doctorverb
One of the boys had secretly doctored the fruit punch with alcohol.
The animal feed was doctored with cheap ingredients and resold at a profit.
She had doctored the tacos with a spicy hot sauce.

SMART Vocabulary: related words and phrases

Adapting and modifying
acclimate
acclimation
acclimatization
acclimatize
acclimatize to something
ambidextrous
amendment
chameleon
change with/keep up with/move with the timesidiom
configure
counter-adaptation
pliantly
preadaptation
preadaptive
put something back
put something/someone forward
unadapted
unamended
write someone out of something
Zelig

You can also find related words, phrases, and synonyms in the topics:

Poisoning and allergy