Where does “ymmärtämätön” come from?

ymmärtämätön (Finnish) comes from Finnish ymmärtää, from Proto-Finnic ümbärtädäk, from Proto-Finnic -tadak, from Proto-Uralic -ta- — Forms verbs from nouns; Forms causative verbs...

ymmärtämätön (Finnish): silly, foolish; Negative participle of ymmärtää

Definitions

  1. silly, foolish; Negative participle of ymmärtää

Ancestry of “ymmärtämätön”, step by step

ymmärtämätön traces back through two separate lines of ancestry.

via Finnish ymmärtää

StepLanguageWordMeaning
1Finnishymmärtääto understand; to identify with, relate to,...
2Proto-Finnicümbärtädäkto understand
3Proto-Finnic-tadakForms verbs from both nominal and verbal stems
4Proto-Uralic-ta-Forms verbs from nouns; Forms causative verbs...

via Finnish maton

StepLanguageWordMeaning
1FinnishmatonGenitive singular form of matto

Words derived from “ymmärtämätön

Every word from Proto-Uralic -ta-Every word from Proto-Finnic -tadakEvery word from Proto-Finnic ümbärtädäk