launder

verbs

cleanse with a cleaning agent, such as soap, and water
"Wash the towels, please!"
launder, wash
is derived from
laundry
is derived from
laundry
convert illegally obtained funds into legal ones
launder
is a type of (narrower)
exchange or replace with another, usually of the same kind or category
"Could you convert my dollars into pounds?"; "He changed his name"; "convert centimeters into inches"; "convert holdings into shares"
change, commute, convert, exchange