Can I just use words to describe it though? Or pseudocode? Short lists of issues that need to be considered in the design, with various options and their pros a

Can I just use words to describe it though? Or pseudocode? Short lists of issues that need to be considered in the design, with various options and their pros and cons, in words? It's the expectation of drawing pictures on a whiteboard that's so strange to me, that's completely alien to the way I think about software. I think in text.