Where does “szilvalekvár” come from?
szilvalekvár (Hungarian) comes from Hungarian szilva, from Proto-Slavic sliva, from Proto-Balto-Slavic *slīˀwā́ˀ, from Proto-Indo-European (s)leh₃y- — blueish.
szilvalekvár (Hungarian): plum jam
Ancestry of “szilvalekvár”, step by step