abatement
achromatization
allayment
alleviating
alleviation
alleviative
assuagement
blanching
bleach
bleaching
blunting
brightening
calming
damping
deadening
decoloration
decolorization
decolorizing
demulsion
diminution
disburdening
discoloration
disembarrassment
disencumbering
disencumberment
disencumbrance
dulcification
dulling
easement
easing
enlightening
etiolation
fading
falling-off
hushing
illuminating
illumining
leniency
lessening
letdown
letup
lighting
loosening
lulling
madder bleach
market bleach
mitigation
modulation
mollification
pacification
descent
frightening
heightening
tightening