purifying

adjectives

serving to purge or rid of sin
"purgatorial rites"
pertains to
freeing from noxious matter
"filtration is a purifying agent"
antonym
is similar to
cleansing the body by washing; especially ritual washing of e.g. hands
"ablutionary rituals"
is similar to
freeing from error or corruption
"the antiseptic effect of sturdy criticism"
is similar to
having cleansing power
acting like an antiseptic