Trubachyov, Oleg, editor (1975), “*<span class="searchmatch">bľuščь</span>”, in Этимологический словарь славянских языков [Etymological dictionary of <span class="searchmatch">Slavic</span> languages] (in Russian), numbers...
*bľukati (“to gush, to spout”), *bľumati (“to splash”) *<span class="searchmatch">bľuščь</span> (“ivy”) East <span class="searchmatch">Slavic</span>: Old East <span class="searchmatch">Slavic</span>: бльвати (blĭvati) Old Ruthenian: Belarusian: блю́ваць...