متقلب in English:

There are virtual banks on the net that are fraudulent they look like proper banks, but they are not.

I think some of the people were fraudulent within the company.

Poland’s newly appointed defence minister has been condemned for entertaining the possibility that a fraudulent document claiming to show there is a Jewish plan for world domination may be real.

This is a fraudulent attempt to gain sensitive information from you.

material misstatements due to fraudulent financial reporting often result from an overstatement or understatement of revenues

Please beware of fraudulent emails.

Please do not answer this fraudulent e-mail and certainly do not click on the links in the e-mail.