Where does “korkeafrekvenssinen” come from?

korkeafrekvenssinen (Finnish) comes from Finnish frekvenssi, from English frequency, from Latin frequentia, from Latin -ia, from Latin -ius, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

Ancestry of “korkeafrekvenssinen”, step by step

korkeafrekvenssinen traces back through two separate lines of ancestry.

via Finnish frekvenssi

StepLanguageWordMeaning
1Finnishfrekvenssifrequency
2EnglishfrequencyThe rate of occurrence of anything; the...
3Latinfrequentiacrowd, multitude, throng
4Latin-iaUsed to form a feminine abstract noun, usually...
5Latin-iusforming adjectives from nouns; nominative neuter...
6Proto-Italic-jōsForms comparative adjectives
7Proto-Indo-European-yósCreates adjectives from noun or verb stems

via Finnish korkea

StepLanguageWordMeaning
1Finnishkorkeahigh; tall, high
2Proto-Finnickorkedatall, high
Every word from Proto-Indo-European -yós