Where does “-freo” come from?

-freo (Middle English) comes from Old English -frēo, from Old English frēo, from Proto-Germanic *frī, from Proto-Germanic frijaz, from Proto-Indo-European priHós, from Proto-Indo-European preyH- — to love, to please.

Ancestry of “-freo”, step by step

StepLanguageWordMeaning
1Old English-frēo—
2Old Englishfrēofree, joyful
3Proto-Germanic*frī—
4Proto-Germanicfrijazfree
5Proto-Indo-EuropeanpriHósdear, beloved; happy, free
6Proto-Indo-EuropeanpreyH-to love, to please
Every word from Proto-Indo-European preyH- →Every word from Proto-Indo-European priHós →Every word from Proto-Germanic frijaz →