Dear Sundialist, I've contacted the following language native speaker in the Net. The "sundial" is translated and pronounced as follows;
Welsh for sundial= deial haul in Ireland Irish(Gaelic) for sundial=grianchlog in Wales Bulgarian=slunchev chasovnik in Bulgary Korean=hae si gye in Korea Any comments will be willingly accepted. Regards, D H Kim a Korean sundialist at N 37.5631 E 126.9769