Viking Alphabet

The How to Train Your Dragon language is a language that vikings in Berk use to read in write. Most of the text shown appears in the Dragon Manual when Hiccup was looking up information about Night Furies while others show up in Animated Webisodes and other How to Train Your Dragon related mdea. The language is written in English, yet the characters are translated into runic script with a few characters modified.

When Hiccup reads the dragon manual, The sentences that he reads are in the How to Train your Dragon language while other background text may be in the same format or in traditional Anglo-Frisian runes.

How to Train Your Dragon
The How to Train Your Dragon language characters, in contrast to traditional Anglo-Frisian runes, have to have been consisting of characters sharing identical symbols because of the lack of the letter