Where does “отсчитываться” come from?

отсчитываться (Russian) comes from Russian отсчитывать, from Russian отсчита́ть, from Russian счита́ть, from Russian с-, from Proto-Slavic sъ(n), from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt — to bend; curve; arch; vault; to bow, bend, arch,...

Ancestry of “отсчитываться”, step by step

StepLanguageWordMeaning
1Russianотсчитыватьto count off, to count out
2Russianотсчита́тьto count off, to count out
3Russianсчита́тьto calculate
4Russianс-down; off, from off
5Proto-Slavicsъ(n)with, accompanying, alongside; with, by means of,...
6Proto-Indo-Europeanḱómbeside, near, by, with
7Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
8Middle Englishkyt
9Germankittputty certain kinds of cement used for fixing e.g. window panes
10Old High Germankuti
11Proto-West Germanickwidugum, resin
12Proto-Germanickweduzresin
13Proto-Indo-Europeangʷet-resin, gum; to say, speak
14Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz
отсчитываться — Etymology, Origin & Word History | Etymology Explorer