Two-syllable nominals ending with -mi; no consonant gradation.
Declension is similar to uni. Inflectional stem replaces -i with -e-. -e- of stem dropped before plural marker -i-.
If the partitive singular ending -ta/-tä or genitive plural -ten are attached to the basic stem, the -m- becomes -n-. Alternatively, partitive singular -a-/-ä and genitive plural ending -en on the inflectional stem are accepted. Partitive plural ending -a/-ä.