Claim: The word 'keeill' from Latin cella, which meant gigantic, can be found in the Scottish Gaelic language native to the Gaels of Scotland.
Evidence: The word is a Gaelic loanword from Latin cella, which originally meant a storeroom, or a small room. 
The word, in its various forms, can be found in Irish and Scottish Gaelic too. 
Scottish Gaelic (Scottish Gaelic: Gàidhlig [ˈkaːlɪkʲ (listen) or Scots Gaelic, sometimes referred to simply as Gaelic) is a Goidelic language (in the Celtic branch of the Indo-European language family) native to the Gaels of Scotland.