The reason you go blank when speaking isn't because you don't know what to say.
It's because your nervous system treats the moment like a threat.
๐๐ง๐ฉ๐จ๐ฉ๐ฎ๐ฅ๐๐ซ ๐จ๐ฉ๐ข๐ง๐ข๐จ๐ง: More practice doesn't fix it. Different kind of practice does.
What's your experience with this? Does more practice help, or does it just make you better at... practicing?