Where does “ไอยคุปต์” come from?

ไอยคุปต์ (Thai) comes from Greek Αίγυπτος, from Ancient Greek Αἴγυπτος, from Mycenaean Greek aikupitos, from Egyptian ḥwt-kꜣ-ptḥ, from Egyptian kꜣ, from Egyptian ḥr, from Proto-Afro-Asiatic x̣al.