German edit

German numbers (edit)
 ←  10 11 12  → 
    Cardinal: elf
    Ordinal: elfte
    Sequence adverb: elftens
    Ordinal abbreviation: 11.
    Adverbial: elfmal
    Adverbial abbreviation: 11-mal
    Multiplier: elffach
    Multiplier abbreviation: 11-fach
    Fractional: Elftel
    Polygon: Elfeck
    Polygon abbreviation: 11-Eck
    Polygonal adjective: elfeckig
    Polygonal adjective abbreviation: 11-eckig

Adjective edit

11-eckig (strong nominative masculine singular 11-eckiger, not comparable)

  1. Alternative spelling of elfeckig