Where does “Frog-speak” come from?

Frog-speak (English) comes from English speak, from Middle English speke, from Old English specan, from Old English sprecan, from Proto-West Germanic *sprekan, from Proto-Germanic sprekaną, from Proto-Indo-European spreg- — to make a sound, speak; to make a sound, utter,...

Ancestry of “Frog-speak”, step by step

Frog-speak traces back through two separate lines of ancestry.

via English speak

StepLanguageWordMeaning
1EnglishspeakTo communicate with one's voice, to say words out...
2Middle Englishspeke
3Old EnglishspecanAlternative form of sprecan; to speak
4Old Englishsprecanto speak, talk
5Proto-West Germanic*sprekanto speak
6Proto-Germanicsprekanąto speak, to make a noise
7Proto-Indo-Europeanspreg-to make a sound, speak; to make a sound, utter,...

via English Frog

StepLanguageWordMeaning
1EnglishFrogAlternative form of frog
2Portuguesefrocoflock
3Latinfloccustuft, wisp of wool
4Frankishflokkodown, wool, flock
5Proto-Germanic*flukkô
6Proto-Indo-Europeanplewk-to fly, flow, run; to splash, to flap with hands
7Proto-Indo-Europeanplew-to fly, flow, run
Every word from Proto-Indo-European spreg-Every word from Proto-Germanic sprekanąEvery word from Proto-West Germanic *sprekan