Esyllt is...
in reply to a message by Casey
Welsh (hooray) so the double ll is pronounced thus - put the tip of your tongue to the area just behind your top teeth (your OWN top teeth) and then blow hard round it. Your tongue should tense, and you should get a sound a bit like hluh - now put that in the middle of essilt, and there you have it...
Replies
Wow! I guess your only chance to pronounce it is to have grown up in Wales :)