Atelier is a French word that has become somewhat common in English, though it can be difficult to pronounce correctly. Here are some tips on how to pronounce "atelier" correctly:
Start with the “ah” sound like in “father”. The “a” should be pronounced like the “a” in “all”. The “te” is pronounced like the “t” in “tea”. The “l” is pronounced like the “l” in “love”. The “i” is pronounced like the “ee” sound in “bee” and the final “er” is pronounced like the “air” in “pair”.
So all together, the correct way to pronounce atelier is AH-tuh-lee-AIR.
If you need any more help with the pronunciation, try repeating the word out loud a few times. Listen to the way native English speakers pronounce it and practice until you feel comfortable. With enough practice, you'll be pronouncing atelier correctly in no time!