I ported some phonetic comparison code (including double metaphone) from Bob Jarvis' Dolphin Goodies to Pharo. Might be worth a look: http://www.smalltalkhub.com/#!/~UdoSchneider/SoundsLike You can also check "phonet" which is IMHO more applicable when dealing with German: http://www.smalltalkhub.com/#!/~UdoSchneider/Phonet Hope this helps, Udo On 22/05/15 16:13, Torsten Bergmann wrote:

We have SoundEx http://smalltalkhub.com/#!/~riverdusty/SXSoundEx do we also already have http://en.wikipedia.org/wiki/Metaphone?