Postle rhymes with:
apostle, possehl, apostle, basile, colossal, docile, fossel, fossil, jostle, microfossil, possehl, rossell, stossel, trostle, vasile
Postle sounds like:
pactel, pastel, pastula, pestillo, piccadilly, piscitelli, piscitello, pistil, pistilli, pistol, pistole, pizzitola, pocatello, postal, postel, postell, posthole