Lists of English words of Celtic origin explained

These lists of English words of Celtic origin include English words derived from Celtic origins. These are, for example, Common Brittonic, Gaulish, Irish, Scottish Gaelic, Welsh, or other languages.

Lists of English words derived from Celtic language

Davies, John. On Keltic Words used by Early English Writers.https://www.google.co.uk/books/edition/Proceedings_of_the_Philological_Society/Ea1MAAAAcAAJ?hl=en&gbpv=0
Book: Hindley, Reg. The Death of the Irish Language: A Qualified Obituary. Routledge. 1990. 0-415-04339-5.
Book: Schrijver, Peter. 1995. Studies in British Celtic historical phonology. Amsterdam. Rodopi. 90-5183-820-4.
Tristram, Hildegaard 2007: "Why Don't the English Speak Welsh"https://web.archive.org/web/20110719095347/http://www.hildegard.tristram.de/media/tristram_manchester_30-07-07.pdf, retrieved Jan.24,2014.
Douglas Harper,"Online Etymology Dictionary"http://www.etymonline.com/index.php?allowed_in_frame=0&search=budget&searchmode=none, retrieved Jan.24,2014.
Hoad, TF (ed) The Concise Oxford Dictionary of English Etymology (1993) Oxford University Press
Hoad, T.F. (ed) (1986) Oxford Concise Dictionary of English Etymology Oxford
MacBain, A. (1911) An Etymological Dictionary of the Gaelic Language
Weekley, Ernest (1921), An Etymological Dictionary of Modern English https://archive.org/details/etymologicaldict00weekuoft/.
Skeat, Walter W (1888), An Etymological Dictionary the English Language https://archive.org/details/etymologicaldict00skeauoft.