przebranie kostium in English:

Crown witnesses often have to disguise their true identity.

I have to disguise my accent.

He approached her in the disguise of a policewoman.

in disguise

She couldn't disguise the fact that she felt uncomfortable.

If you disguise yourself, they won't be able to tell.

Although Bob was in disguise, I recognized him at a glance.

Can't you just picture Ed in woman's disguise?

his bizzare disguise drew stares from fellow shoppers

... is a blessing in disguise, because it woke us...

He put on a large hat and glasses as a disguise and hoped no one would recognize him.

these events involve the heroes wearing disguises at some point, pretending to be someone diffrent, and further silly misunderstandings that result in terrible mess

She usually goes out in disguise to avoid being bothered by the public.

You're not going to fool anyone by wearing that disguise. We can tell it's you!

You can't seriously expect that they won't recognize you in that disguise. That lopsided, dime store moustache is a dead giveaway!