rozpłaszczać po angielsku:

this is flattering

Getting compliments from other people can be very flattering, as long as it's done respectfully

That new biography of the prince puts him in a less than flattering light.

In the U.S. it is disrespectful to slurp while eating noodles, but in Japan it is considered polite and even flattering.

That new company could flatten the competition.

buildings are flattened / wipe out

A huge part of the business I worked for was focused on travel, and it was instantly flattened.