The Indo-European Languages are a family of over 100 languages and dialects that are spoken across a wide span of area covering Central Asia, South-West Asia, the Indian Sub-Continent and Europe. These include languages like Sanskrit, Hindi, Bengali, Persian, Greek, Latin, Spanish, Italian, French, German, English, Swedish, Norwegian, Danish, Dutch, Gaelic, Irish, Welsh, Russian, Polish, Czech, Lithuanian, Armenian, Gheg, Tosk and also extinct languages like Hittite, Tocharian A and Tocharian B.
Most of these languages have remarkable similarities in word usage, word meanings, word sounds, sentence structures, numbers, mythology, religious beliefs, social ideas, and so on.