Where does “собственноручно” come from?

собственноручно (Russian) comes from Russian собственнору́чный, from Russian рука́, from Old East Slavic рѫка, from Proto-Slavic rǫka, from Proto-Balto-Slavic ránkāˀ, from Proto-Indo-European wrenk-, from Latvian wer- — to turn, to bend.

собственноручно (Russian): with one's own hand

Definitions

  1. with one's own hand

Ancestry of “собственноручно”, step by step

StepLanguageWordMeaning
1Russianсобственнору́чныйhandwritten; written in one's own hand
2Russianрука́arm, hand; hand
3Old East Slavicрѫка—
4Proto-Slavicrǫkahand; arm
5Proto-Balto-Slavicránkāˀhand, arm
6Proto-Indo-Europeanwrenk-to turn, twist, bend
7Latvianwer-to turn, to bend
Every word from Latvian wer- →Every word from Proto-Indo-European wrenk- →Every word from Proto-Balto-Slavic ránkāˀ →