ETYMOLOGY, THE ROOT MEANING OF WORDS “J ” - it is a latecomer to the alphabet and originally had no sound value. The letter itself began as a scribal modification of Roman -i- in continental Medieval Latin.
ETYMOLOGY, THE ROOT MEANING OF WORDS “tongue” - In the "knowledge of a foreign language.”In 16c.-16c. in the classical revival the Tongues (or the Three Tongues) were Hebrew, Greek, Latin.🕎Acts 2;1-17 KJV