Ido edit

Ido numbers (edit)
 ←  20  ←  29 30 31  →  40  → 
3
    Cardinal: triadek
    Ordinal: triadekesma
    Adverbial: triadekfoye
    Multiplier: triadekopla
    Fractional: triadekima

Numeral edit

triadek

  1. thirty (30)

Coordinate terms edit