The length of the vowels can be indicated by:
- double vowel: Meer, Seele, Moos, Saat, Staat ,
- not pronounced h : Dehnung, Lehne, Fähre ,
- may remain unmarked (especially before m, n, l, r): Säle, Span, Spur, gib .
Long i is usually written as ie lub ieh: sieht, biegen.