Seonaidh
（重定向自Shoney）
The Seonaidh (anglicised Shony or Shoney) was a Celtic water spirit in Lewis, according to Martin Martin.
Dwelly defines seonadh (without the "i", a related form in Scottish Gaelic) as "1. augury, sorcery. 2. Druidism" and quotes Martin further.
Martin says that the inhabitants of Lewis used to propitiate Seonaidh by a cup of ale in the following manner. They came to the church of St. Mulway (Mael rubha), each man carrying his own provisions. Every family gave a pock (bag) of malt, and the whole was brewed into ale. One of their number was chosen to wade into the sea up to his waist, carrying in his hand the cup full of ale. When he reached a proper depth, he stood and cried aloud: