11. Vowel length is indicated in Dutch spelling using a combination of double vowels and double consonants . 12. Moving further east, the general rule is that more and more double consonants become geminated consonants. 13. Doubled consonants in Latin are pronounced long.14. In practice a doubled consonant is often realized as a single sound pronounced in a prolonged manner. 15. As the gemination was lost, the use of written double consonants was repurposed to indicate tense sonorants. 16. Likewise, the writing of the double consonants " bw " and " kw " has been implemented. 17. This appears mainly after final consonants, between double consonants , between unlike consonants, and after the Greek ??. 18. Within South Asia, implosives were first described for Grierson incorrectly treated them as " double consonants ". 19. Alberto Gomez, 14, of Ventnor City, N . J ., nailed the double consonants in " cappelletti ." 20. Double consonants are another tricky maneuver.