Where does “háromszögszám” come from?

háromszögszám (Hungarian) comes from Hungarian háromszög, from Hungarian szög, from Hungarian sző, from Hungarian -et, from Hungarian -é-, from Hungarian -d, from Middle Welsh -nt — 3rd person plural verb ending.

háromszögszám (Hungarian): triangular number

Definitions

  1. triangular number

Ancestry of “háromszögszám”, step by step

háromszögszám traces back through two separate lines of ancestry.

via Hungarian háromszög

StepLanguageWordMeaning
1Hungarianháromszögtriangle
2Hungarianszögnail; angle; angle, viewing direction
3Hungarianszőto weave; to spin; to plot
4Hungarian-etAdded to a verb to form a verb with a meaning of...
5Hungarian-é-
6Hungarian-dyour; Used in the second-person singular definite...
7Middle Welsh-nt3rd person plural verb ending

via Hungarian szám

StepLanguageWordMeaning
1Hungarianszámnumber; number, figure, numeric, data; number,...
2Hungarianszájmouth, oral
3Proto-Uralicśoximouth
Every word from Middle Welsh -ntEvery word from Hungarian -etEvery word from Hungarian -d