This is something you need to contact a trademark attorney about. Here's a couple:
Don't take anyone's word on something unless they are a lawyer. There's just too much misinformation out there.
With something like that it's okay to make up a fictional name that's not an actual word. Think of all the companies that are named things that are just made up words. If you can think of a motto or a phrase that your company would like to stand for that makes a pronounceable word, that's also a good option.