tie rod will twist, quite normal. It's a ball/socket joint to allow it to move as the suspension works.
If you trust her. LOL! Have the wife start the jeep up, while you are under the front watching the track bar. See why you need to trust her? Sorry.
Anyhow, have her turn the steering back and forth. If you see the track bar moving AT ALL, at the frame mount, it's loose or the bushing is shot. Leading candidate for DW.
97 Sahara, 74 Renegade, 72 CJ5, 55 Willy's (the Beast) Boss 302, 6:34 gearing, Bose 901 speakers.
God I miss that Jeep. Forgot the kinda Jeep, 80 SX4.