List of Latin-script pentagraphs

In the Latin script, pentagraphs are found primarily in Irish orthography. There is one archaic pentagraph in German orthography, which is found in the English words Nietzschean and derivatives (Nietzscheanism, Nietzscheanist, Nietzscheism, Nietzscheist).

Source: Wikipedia — List of Latin-script pentagraphs (CC BY-SA 4.0)