We have some fun telling you about nonconcatenative mophology — that is morphology that doesn’t involve stringing things together. It’s not just Arabic, folks (though we do talk about that a bit).
Top of Show Greeting: Engeldish
“Down with Morphemes” talk and paperWikipedia articleWikipedia “Apophony”Indo-European Ablaut“Transfix”Arabic broken pluralsDisfixesConsonant gradation (and here)A presentation on NC morphologyTakelmaAblaut in Hill Patwin (57-page paper)Sign Language morphology (paper, video, and a lesson)