help! I can't decide

Boy Names
1

Please opinions about this name. I can’t decide what looks the best and sounds good.
Thyrsus, Thyrso or Tirzo

Thank’s

2

Of the three, I prefer Tirzo. The 'y’s in Thyrsus and Thyrso make them look a little feminine and invented to me.

3

I also prefer Tirzo

4

[name]How[/name] do you pronounce them?