Proto-IE: *kert-, *kret-
Meaning: strong
Old Indian: krátu- m. `plan, resolution, purpose; power, ability'; kaṭu- `pungent, acrid, sharp, bitter'
Avestan: xratu- 'geistige Kraft'
Other Iranian: NPers xirad 'Verstand'
Old Greek: att. krátos, ep., ion. kártos `Stärke'; äol. krétos n. `Stärke, Kraft, Macht, Herrschaft, Sieg'; kratǘ- `stark, mächtig'
Russ. meaning: сильный
References: WP I 354 f, II 573
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