The phrase "feel free" is correct and commonly used in written English.
It is typically used to give someone permission to do something without hesitation or restraint. Example: "If you have any questions, please feel free to ask. I am here to help."
Khatun Sheikh's orange hair fell free as she shooed a stray dog that had crept into her home and toppled a bag of wheat.
"It was going so fast — everything happened in less than five seconds and then I fell free," he added.
It trickled precariously across his chest, he swiped for it and then it fell free for a two-run single.
We docked as dusk fell, free to wander among the colossal statues of Ramses and cow-eared goddesses, the still-fresh colours and wall-carvings relating tales from over 3,000 years ago.
In 1944 Britain perfected "discarding-sabot" projectiles, in which a tungsten core was supported in a conventional gun by a light metal sabot that split and fell free after leaving the muzzle, allowing the core to fly on at extremely high velocity.
The life raft fell free into the water, smashing its drinking-water container but otherwise doing no damage.
One of the worst loading cases for an elevator system is when the elevator falls free and the safety gear is activated until the elevator stops.
What is the farthest someone has fallen (free fall) without dying?: originally appeared on Quora: The best answer to any question.
The hæmostatic forceps are very long, so that the handles fall free of the wound.
Unclip the rollers and let your hair fall free.
This style is fitted down the waistline and then falls free from there.
