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Etymology · Proto-Indo-European

*déḱm̥

2 English words descend from Proto-Indo-European *déḱm̥, most common first.

tenThe number occurring after nine and before eleven, represented in Arabic numerals (base ten) as 10 and in Roman numerals as X.
douzeperOne of the legendary “twelve peers” or renowned warriors of Charlemagne, the Emperor of the Romans from 800 to 814.