Where does “roztop” come from?

roztop (Polish) comes from Polish roztopić, from Polish topić, from Old Polish topić, from Proto-Slavic topìti — to heat; to drown.

Ancestry of “roztop”, step by step

StepLanguageWordMeaning
1Polishroztopićto melt, to thaw
2Polishtopićto melt something; to dump into water; to force...
3Old Polishtopićto flood, to submerge
4Proto-Slavictopìtito heat; to drown

Words derived from “roztop”

Every word from Proto-Slavic topìti →Every word from Old Polish topić →Every word from Polish topić →
roztop — Etymology, Origin & Word History | Etymology Explorer