Medh Chêl
Medh Chêl is a Finnic language historically spoken in Lõis's East of England (Idæzâchad). Today it has very few native speakers; it's predominantly a liturgical language of Fanaûcho, a Druidic religion with adherents all over the world but most commonly in the United States, Australia, and Mexico.
Todo
têdhæiæ = druid (related to Finnish tietäjä)
heng, lônd, îse = three levels of the self in Finnic religion, expanded to five in Fanaûcho
Liturgical Medh Chêl vs Native Medh Chêl
• a deliberate avoidance of English loanwords in the former
• Liturgical Medh Chêl became a thing in the 19th century? started by a Iolo Morganwg-like figure
Influences
The primary Indo-European influence on Medh Chêl after the migration to Britain was Old English. There's also a sizable number of Brythonic loanwords.