facade vs window dressing

facade and window dressing both are nouns.

Word	Noun	Adjective	Verb	Adverb
facade	Yes	No	No	No
window dressing	Yes	No	No	No

As nouns, facade and window dressing are synonyms defined as:

facade and window dressing: a showy misrepresentation intended to conceal something unpleasant

facade (noun)	window dressing (noun)
the face or front of a building	the decoration of shop windows
a showy misrepresentation intended to conceal something unpleasant	a showy misrepresentation intended to conceal something unpleasant