IPA(key): [ˈɫupka] <span class="searchmatch">лупка</span> • (lupka) third-singular present, impf diminutive of лупа (lupa)...
IPA(key): [ˈɫupkaɲɛ] лупкање • (lupkanje) n verbal noun of <span class="searchmatch">лупка</span> (lupka)...
(lupa) third-singular present, impf (perfective лупне or налупа, diminutive <span class="searchmatch">лупка</span>) (ambitransitive, frequentative) to knock, bang, pound (transitive, slang)...