cleanse

verbs

clean one's body or parts thereof, as by washing
"clean up before you see your grandparents"; "clean your fingernails before dinner"
clean, cleanse
is derived from
cleanser
is derived from
cleansing
purge of an ideology, bad thoughts, or sins
"Purgatory is supposed to cleanse you from your sins"
cleanse
is a type of (narrower)
relieve from
"Rid the house of pests"
disembarrass, free, rid