Last letter but one means, The second last letter or we could say like second letter from the last.
For Example consider a word "Dialogue". Here last letter but one is 'U'.
y
it's - id's -
absence
envelope
Arizona has TWO of the the first letter in the alphabet (A) and Arizona has ONE of the last letter of the alphabet (B).
Least
its z but if one means back its y so there both right
The last letter included in the English alphabet was the letter J
One example of a four-letter word where the second and last letters are the same is "ball." In this word, the second letter 'a' is the same as the last letter 'l.' Another example is "hall," where the second letter 'a' is also the same as the last letter 'l.' These are known as palindromic words, where the word reads the same forwards and backwards.
The 24th and last one.
Z
I don't know of anyone who only had one letter in their last name.