From слънце (slǎnce, “sun”) + -яв (-jav). IPA(key): [sɫɐnˈt͡ʃa̟f] <span class="searchmatch">слънча́в</span> • (slǎnčáv) (colloquial, dialectal) alternative form of слъ́нчев (slǎ́nčev)...
Proto-Slavic *sъlnьcevъ and *sъlnьčěvъ (the later in view of the dialectal form <span class="searchmatch">слънча́в</span> (slǎnčáv)). Equivalent to слъ́нце (slǎ́nce, “sun”) + -ев (-ev). Cognate...