Where does “gonadarche” come from?

gonadarche (English) comes from English gonad, from New Latin gonas, from Ancient Greek γονή, from Ancient Greek -ή, from Ancient Greek -ᾱ, from Proto-Indo-European -éh₂.

gonadarche (English): The earliest gonadal changes of puberty, when (in response to pituitary gonadotropins), the ovaries in girls and the testes in boys begin to grow and increase the production of the sex steroids, especially estradiol and testosterone

Definitions

The earliest gonadal changes of puberty, when (in response to pituitary gonadotropins), the ovaries in girls and the testes in boys begin to grow and increase the production of the sex steroids, especially estradiol and testosterone

Ancestry of “gonadarche”, step by step

Step	Language	Word	Meaning
1	English	gonad	A sex organ that produces gametes; specifically,...
2	New Latin	gonas	—
3	Ancient Greek	γονή	offspring; that which engenders, seed; act of...
4	Ancient Greek	-ή	suffix of feminine nouns in the [[Appendix:Ancient Greek first declension
5	Ancient Greek	-ᾱ	nominal suffix
6	Proto-Indo-European	-éh₂	—

Every word from Proto-Indo-European -éh₂ →Every word from Ancient Greek -ή →Every word from Ancient Greek -ᾱ →