This is COUNTYLE, a parody of Worldle (worldle.teuteuf.fr), but with English counties. You have two tries to guess, however if you misspell, you will have to start again.
Play the basis of this at worldle.teuteuf.fr! Play the basis of that at nytimes.com/wordle. Find the list of spellings at https://en.wikipedia.org/wiki/Historic_counties_of_England#List_of_counties