Begadkefat (also begadkephat, begedkefet) is the name given to a phenomenon of lenition affecting the non-emphatic stop consonants of Biblical Hebrew and Aramaic when they are preceded by a vowel and not geminated. The name is also given to similar cases of spirantization of post-vocalic plosives in other languages; for instance, in the Berber language of Djerba. Celtic languages have a similar system. The phenomenon is attributed to the following consonants: