K with diagonal stroke (Ꝃ, ꝃ) is a letter of the

Latin alphabet The Latin alphabet or Roman alphabet is the collection of letters originally used by the ancient Romans to write the Latin language. Largely unaltered with the exception of extensions (such as diacritics), it used to write English and th ...

, derived from K with the addition of a diagonal bar through the leg.

Usage

This letter is used in medieval texts as an abbreviation for '' kalendas'', calends, as well as for ''karta'' and ''kartam'', a document or writ.Cappelli, ''Lexicon Abbreviaturarum'', p. 195. The same function could also be performed by " K with stroke" (Ꝁ, ꝁ), or " K with stroke and diagonal stroke" (Ꝅ, ꝅ). In the Breton language, this letter is used, mainly from the fifteenth to the twentieth century, to abbreviate ''Ker'', a prefix used in place names, similar to the Welsh

caer Caer (; owl, cair or ') is a placename element in Welsh meaning "stronghold", "fortress", or "citadel", roughly equivalent to an Old English suffix (''-ceaster'') now variously written as , , and .Allen, Grant.