* To avoid the paparazzi, the celebrity went out incognito, wearing a disguise and using a fake name.
* The detective went undercover, operating incognito to gather evidence against the criminal ring.
* The king traveled incognito to experience life as a commoner.
* She tried to slip into the concert incognito, but her distinctive red hair gave her away.
* The secret agent, operating incognito, infiltrated the enemy's headquarters.