ex hortatory (adjective) warning: cautionary
Sinonime: achromatize, become colorless, blanch, bleach, blench,
clear, decolorize,
dim,
disappear, discolor,
dissolve,
dull, etiolate, evanish, evaporate, grow dim, lose brightness, lose luster, muddy, neutralize,
pale,
tarnish, tone down,
vanish, wash out
Antonime: brighten,
color,
sharpen,
strengthen