Where does “sisäyksikkö” come from?

sisäyksikkö (Finnish) comes from Finnish yksikkö, from Finnish -kkö, from Proto-Finnic -kkoi — Forms diminutive nouns.

sisäyksikkö (Finnish): indoor unit, inside unit of a heat pump, air conditioner, or another device with parts inside and outside of a structure

Definitions

  1. indoor unit, inside unit of a heat pump, air conditioner, or another device with parts inside and outside of a structure

Ancestry of “sisäyksikkö”, step by step

StepLanguageWordMeaning
1Finnishyksikköunit; singular; single
2Finnish-kköFront vowel variant of -kko
3Proto-Finnic-kkoiForms diminutive nouns
Every word from Proto-Finnic -kkoi →Every word from Finnish -kkö →Every word from Finnish yksikkö →
sisäyksikkö — Etymology, Origin & Word History | Etymology Explorer