Alexa typically gets all of mine right. My naming convention is - for example:
Master Bedroom Fan
Master Bedroom Table Lamp
Master Bathroom Light
Living Room Light
Marco’s Bedroom Light
Marco’s Bedroom White Noise
etc
I am guessing that certain words are ignored so you need enough for Alexa to still differentiate which device you are talking about. Also, “JR.” might be adding to the problem. As a test, try to spell it out to “junior”. I believe there are one or more threads on ST regarding Echo naming quirks.
One of them is:
The one that fails 80% of the time is “Turn on nook light” (breakfast nook). Any other name suggestions would be welcome…