As a proper name Ζωή [Zoee] = Zoe is not really usual in plural.
As a noon ζωή [zoee] means life and it is more common to find it in plural.
Singular
nominative Ζωή
genitive Ζωής
causative Ζωή
vocative Ζωή
Plural
nominative ζωές
genitive ζωών
causative ζωές
vocative ζωές
Zoe, or Zoê (from ancient Greek ζωή, meaning life).
In Greek capital letters, Heracles is spelled as ΗΡΑΚΛΗΣ.
In Greek capital letters, "Stavros" is spelled as ΣΤΑΥΡΟΣ.
Ͱερμης
The Greek word for "Hercules" is "Ηρακλής".
Ͱηρακλης = Herakles
Ἥρα = heera
Elies.
Demeter: Δημητηρ
Those letters spell cannibal and have nothing to do with Greek mythology.
In Greek letters, "yiayia" is spelled γιαγιά. It means "grandmother" in Greek and is a term of endearment used for one's grandmother.
Απόλλων : Apóllo̱n