Where does “äkillisyys” come from?

äkillisyys (Finnish) comes from Finnish äkillinen, from Finnish -llinen, from Finnish -inen, from Finnish -uus, from Proto-Finnic -uc — -ness, -hood.

äkillisyys (Finnish): suddenness

Definitions

  1. suddenness

Ancestry of “äkillisyys”, step by step

äkillisyys traces back through two separate lines of ancestry.

via Finnish äkillinen

StepLanguageWordMeaning
1Finnishäkillinensudden, abrupt
2Finnish-llinenForms adjectives that indicate time; Forms...
3Finnish-inen-like, -ous, -y; -en; Creates adjectives from...
4Finnish-uusForms nouns from adjectives, expressing a quality
5Proto-Finnic-uc-ness, -hood

via Finnish uus

StepLanguageWordMeaning
1FinnishuusAlternative form of uusi
Every word from Proto-Finnic -ucEvery word from Finnish -inenEvery word from Finnish -llinen