English
frogskin
From frog + skin.
Proto-Indo-European *prew- ‘to jump’
Proto-West Germanic *froggō
Old English frocga
Middle English frogge ‘a frog or toad’
English frog
Proto-Indo-European *sken- ‘to split off’
Proto-Germanic *skinþą ‘animal hide’
Old Norse skinn ‘animal hide’
Old English scinn ‘a skin’
Middle English skyn ‘a hide’
English skin
Today it means
noun The skin of a frog, or leather made from it.
Language periods are conventional ranges, not dates for this word.
Etymograph / frogskin