Help!

Harley • 🖤 Mama to Leo 6/7/16 👶🏼 Miscarriage 8/7/18 👼🏼 Our rainbow 🌈 👶🏼 Nikolai 10/21/19 🎃

My boyfriend loves the name Oz. However I don’t want to just use Oz as his name. I would like it to be his nickname. I need baby boy names that can have the nickname Oz. Preferably with “Oz” in the name somewhere. We aren’t a big fan of Osborn or Osmin. We also prefer unique names. TIA