compound1
verb
past tense: compounded; past participle: compounded
kəmˈpaʊnd/

1.
make up (a composite whole); constitute.
"a dialect compounded of Spanish and Dutch"
synonyms: be composed of, be made up of, be constituted of, be formed from
"a smell compounded of dust and mould"
mix or combine (ingredients or constituents).
"the groundnuts were compounded into cattle food"
synonyms: mix, combine, blend, put together, amalgamate, alloy, fuse, synthesize, coalesce, mingle, meld, intermingle; More
rareadmix, commix, commingle
"detergents consisting of liquid soaps compounded with disinfectant"
reckon (interest) on previously accumulated interest.
"the yield at which the interest is compounded"
2.
make (something bad) worse; intensify the negative aspects of.
"prisoners' lack of contact with the outside world compounds their problems"
synonyms: aggravate, worsen, make worse, add to, augment, exacerbate, intensify, heighten, increase, magnify; More
add insult to injury, rub salt in the wound, add fuel to the fire/flames;
complicate
"the prisoners' lack of contact with the outside world compounds their problems"
antonyms: alleviate, improve
3.
Law
forbear from prosecuting (a felony) in exchange for money or other consideration.
settle (a debt or other matter) in exchange for money or other consideration.
"he compounded the case with the defendant for a cash payment"

Origin