Proto-IE: *lug-
Meaning: to bend
Old Greek: lügóō `winden, beugen', lügízdomai̯, -ō `(sich) drehen, winden, beugen'
Latin: luxus, -a `verrenkt', luxāre `verrenken'
Celtic: Gael lūgach `krummbeinig'
Russ. meaning: гнуть
References: WP II 413 f
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