Why do so many words end with the letter "h?"?

Answer 1

Favourite answer

because present-day English doesn't have separate letters for ch, sh and th. As far as I know, there are no English words that end with the sound of H in "harvest"

Answer 2

eh?  .........................

Answer 3

Like none in your question that uses words and also none in my reply that uses other words? It is strange, is it not?

That is a generalization that has no merit to it. So, fake news.