If GH can stand for P as in hiccough, OUGH can stand for O as in dough, PHTH can stand for T as in phthisis, EIGH can stand for A as in neighbor, TTE can stand for T as in gazette, and EAU can stand for O as in plateau, then you could write “potato” as “ghoughphtheightteeau”.
If GH can stand for P as in hiccough, OUGH can stand for O as in dough, PHTH can stand for T as in phthisis, EIGH can stand for A as in neighbor, TTE can stand for T as in gazette, and EAU can stand for O as in plateau, then you could write “potato” as “ghoughphtheightteeau”.
I think you may have cracked the code known as Welsh.