Íslenzkur
Íslenzkur is an archaic spelling of the modern Icelandic word íslenskur, meaning "Icelandic". This older form was commonly used in written Icelandic for centuries. The primary difference lies in the use of the ligature "z" (ethel) instead of the modern "s". This "z" represented a voiceless alveolar fricative sound, similar to the "s" in "snake".
The transition from íslenzkur to íslenskur occurred gradually, with the modern spelling becoming more prevalent in