S" has incorrect behavior

Your S" seems to do C". 
It leaves nothing on the stack in interpret mode, its supposed to leave addr and count, here is pforth

S" foo "    ok
Stack<10> 2498808519657 4
TYPE foo    ok
Stack<10>

online forth

<img width="963" height="237" alt="Image" src="https://github.com/user-attachments/assets/ccd923c9-4e5b-4747-bd08-32c176feb8d9" />