Where does “Fünfflächner” come from?

Fünfflächner (German) comes from German Flächen, from German -en, from Middle High German -en, from Old High German -īn, from Proto-Germanic -īnaz, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

Fünfflächner (German): pentahedron

Definitions

  1. pentahedron

Ancestry of “Fünfflächner”, step by step

Fünfflächner traces back through two separate lines of ancestry.

via German Flächen

StepLanguageWordMeaning
1GermanFlächenplural of Fläche; area
2German-enA suffix of verbs in their infinitive form; A...
3Middle High German-en
4Old High German-īn
5Proto-Germanic-īnaz-en
6Proto-Indo-European-iHnosCreates adjectives of materials
7Proto-Indo-European-no-adjectival suffix

via German Fünf

StepLanguageWordMeaning
1GermanFünffive
2Middle High Germanvünf
3Old High Germanfimffive
4Proto-West Germanicfimffive
5Proto-Germanicfimffive
6Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European -no-
Fünfflächner — Etymology, Origin & Word History | Etymology Explorer