Where does “mai” come from?

mai (Welsh) comes from Middle Welsh Mey, from Latin Māius, from Latin Maia, from Ancient Greek μαῖα, from Ancient Greek μήτηρ, from Proto-Hellenic mā́tēr, from Proto-Indo-European méh₂tēr — mother.

mai (Welsh): that

Definitions

that

Ancestry of “mai”, step by step

mai traces back through two separate lines of ancestry.

via Middle Welsh Mey

Step	Language	Word	Meaning
1	Middle Welsh	Mey	—
2	Latin	Māius	“month”}} of May
3	Latin	Maia	nominative feminine singular of Maius; nominative...
4	Ancient Greek	μαῖα	midwife; foster mother, nurse; good mother, dame
5	Ancient Greek	μήτηρ	mother; source or origin
6	Proto-Hellenic	mā́tēr	mother
7	Proto-Indo-European	méh₂tēr	mother

via Welsh mae

Step	Language	Word	Meaning
1	Welsh	mae	third-person singular present of bod; is
2	Welsh	yma wy	—

Words derived from “mai”

Calan Mai

Every word from Proto-Indo-European méh₂tēr →Every word from Proto-Hellenic mā́tēr →Every word from Ancient Greek μήτηρ →