Húszegyedik
Húszegyedik is the Hungarian word for "twenty-first". It functions as both an ordinal number and an adjective. As an ordinal number, it signifies the position of something as being after the twentieth and before the twenty-second in a sequence. For example, in a list, the húszegyedik item would be the one that comes after the twentieth item.
The word is derived from the Hungarian word for twenty, "húsz", and the suffix that denotes ordinality,
As an adjective, húszegyedik can describe something that occurs at or pertains to the twenty-first position.