Synonyms for Etiolate:

adj.

all (adjective)
blanched, etiolated.

n.

bleach, wan, colors, blanch, pale. etiolate (noun)
colorless, etiolated, colourless, blanched.

v.

weaken (verb)
bleach, wan, pale, blanch.
whiten (verb)
blanch.

Other synonyms:

wan. pale. blanch
bleach.
whiten
bleach.
Other relevant words:
bleach, wan, pale, blanch.