A French Phrase for Asking how to spell a word: "Comment épelle-t-on ce mot ?"

"Comment épelle-t-on ce mot ?" means "How do you spell this word?" and it's the basic French expression used for asking how to spell a word. It's very handy when studying and learning languages. To answer, you can say something like "Ça s'écrit avec deux « l »." (You write it with two "l"s). You can keep the conversation going by reacting with something like "Merci, je le note dans mon cahier." (Thanks, I'll write it in my notebook).