Where does “eepy” come from?

eepy (English) comes from English sleepy, from Middle English slepy, from Old English *slǣpiġ.

Ancestry of “eepy”, step by step

StepLanguageWordMeaning
1EnglishsleepyTired; feeling the need for sleep; Suggesting...
2Middle Englishslepysleepy liable to sleep
3Old English*slǣpiġ—
Every word from Old English *slǣpiġ →Every word from Middle English slepy →Every word from English sleepy →