Where does “heikentymätön” come from?

heikentymätön (Finnish) comes from Finnish heikentyä, from Finnish heikentää, from Finnish heiketä, from Finnish -etä, from Proto-Finnic -t'ak, from Proto-Uralic -ta- — Forms verbs from nouns; Forms causative verbs...

heikentymätön (Finnish): unabated; Negative participle of heikentyä

Definitions

  1. unabated; Negative participle of heikentyä

Ancestry of “heikentymätön”, step by step

heikentymätön traces back through two separate lines of ancestry.

via Finnish heikentyä

StepLanguageWordMeaning
1Finnishheikentyäto weaken, grow/become weaker; to deteriorate,...
2Finnishheikentääto weaken, debilitate, enfeeble, enervate; to...
3FinnishheiketäTo weaken, become weaker; To abate; To...
4Finnish-etäFront vowel variant of -eta
5Proto-Finnic-t'akForms verbs from nominal stems, generally with a causative, factitive or instrumental meaning
6Proto-Uralic-ta-Forms verbs from nouns; Forms causative verbs...

via Finnish maton

StepLanguageWordMeaning
1FinnishmatonGenitive singular form of matto
Every word from Proto-Uralic -ta-Every word from Finnish -etäEvery word from Proto-Finnic -t'ak
heikentymätön — Etymology, Origin & Word History | Etymology Explorer