Whitewash

badigeon

(mixture of a powdered mineral substance and water which is used for painting)

blanchir

(act of hiding mistakes or creating an appearance of honesty, propriety, etc.; campaign, investigation, etc., which intentionally hides or overlooks unfavourable facts)

lait de chaux

(mixture of a powdered mineral substance and water which is used for painting)

badigeonner

((transitive) to paint (a building, a wall, etc.) a bright white with whitewash; (intransitive) to paint bright white with whitewash)

blanchir

((transitive) to hide (someone’s) mistakes, or to create an appearance of honesty, propriety, etc., for (someone); to intentionally hide or overlook (mistakes, unfavourable facts, wrongdoing, etc.))