Which preposition to use with camouflage

of Occurrences 4%

The photo shows the camouflage of S. S. Mauretania as she arrived in New York harbor, bearing 5,000 men, of whom 1,100 were wounded.

under Occurrences 2%

Any limitation of competition is a duty, whether it be the enemy of yesterday or the enemy of to-day, and so the greatest evils of protection are camouflaged under patriotism.

as Occurrences 1%

Sometimes the idea is camouflaged as high strung.

by Occurrences 1%

He was trying to uncover the verbal camouflage by which the astute white brushed away all rights of all black men whatsoever.

for Occurrences 1%

Well, her illness is simply camouflage for that.

Which preposition to use with  camouflage