Proto-IE: *tenk- (-kh-)
Meaning: to turn out well
Tokharian: A tänki, B tanki (PT *tänki) 'very, fully' (Adams 277)
Avestan: taxma- `tapfer, tüchtig, energisch, heldenhaft'
Slavic: *tę̄kъ: Sloven tę̂k, gen. tę̂ka/tekû `Gedeihen'
Celtic: *tenkto- > Ir tēchte `gehörig, recht'; tocad `Glück'; MCymr brenhin teithiawc `rex legitimus', Cymr teithi `charecteristics'; tynged `Glück', Bret toñket `Schicksal'
Russ. meaning: удаваться
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