Manx soo

← Proto-Celtic *subi (inherited)

← Manx so-hoo (link)

← Manx soo crouw (link)

← Manx soo thallooin (link)

← Middle Irish sub (inherited)

← Old Irish suib (inherited)

→ Manx neusoo-oil (affix)

→ Manx so-hoo (prefix)