Where does “ἀντιστροφή” come from?

ἀντιστροφή (Ancient Greek) comes from Ancient Greek στροφή, from Ancient Greek -ή, from Ancient Greek -ᾱ, from Proto-Indo-European -éh₂.

ἀντιστροφή (Ancient Greek): turning about

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	στροφή	turning; revolving; twisting
2	Ancient Greek	-ή	suffix of feminine nouns in the [[Appendix:Ancient Greek first declension
3	Ancient Greek	-ᾱ	nominal suffix
4	Proto-Indo-European	-éh₂	—