There's a few Firefox extensions to do it, one of which "Flashcard New Tab" I was able to write a bit of javascript to paste into the console to bulk import a w

There's a few Firefox extensions to do it, one of which "Flashcard New Tab" I was able to write a bit of javascript to paste into the console to bulk import a word list. It's a hack but it works for me. You might be able to find more complete solutions around.