[nɐˈsuʃt͡ʃnei̯] <span class="searchmatch">насу́щний</span> • (nasúščnyj) (adverb насу́щно, abstract noun насу́щність) essential, vital Bilodid, I. K., editor (1970–1980), “<span class="searchmatch">насущний</span>”, in Словник...
or vital necessity сѫштьнъ (sǫštĭnŭ) сѫщьство (sǫštĭstvo) → Serbo-Croatian: насушни → Russian: насущный (nasuščnyj) → Ukrainian: <span class="searchmatch">насущний</span> (nasuščnyj)...
(nasúšnyk) <span class="searchmatch">насу́щний</span> (nasúščnyj) + -ник (-nyk), formed by influence from the Church Slavic version of the Lord's Prayer (хліб наш <span class="searchmatch">насущний</span> - "our daily/essential...