Proto-Germanic: *jiukō, *jiukan-, *jaukian-
Meaning: be strong, conquer
Gothic: jiuka f. (ō), pl.: `anger; quarrel', *jiukan `be a boxer', *ga-jiukan `gain the prize'
Old English: gēocor `full of hardship', gēocre adv. `streng'
Middle High German: jouchen, jöuchen wk. 'treiben, jagen'
