And in French, “i” is pronounced as English “e”, when naming the letter. And many adjectives of this sort follow the noun in French—this pattern may be familiar

And in French, “i” is pronounced as English “e”, when naming the letter. And many adjectives of this sort follow the noun in French—this pattern may be familiar to English speakers from the names of French foods, e.g. “beef bourguignon”, or, further anglicized, “beef burgundy”. So the French name for Y is basically “Greek I” but you say it like “eee-greck”.