Pretty much any wire will work for receiving. The tricks are 1) location, 2) geometry, and 3) getting a reasonable impedance match to your feedline and/or radio (doesn’t have to be exact...but you don’t want a high Z antenna trying to feed a low Z input or vice versa.
I had decent (eg better than the included whip) results with some plain old enameled wrapping wire connected to my Sony portable. In fact, my old grinding came with an external antenna that was just a spool of 28-ish GA wire with a plug on the end.
Play around with it and have fun. Plastic thumbtacks are useful for temporary installations inside....