Where does “μαλακόστρακα” come from?

μαλακόστρακα (Ancient Greek) comes from Ancient Greek ὄστρακον, from Ancient Greek δέρμα, from Ancient Greek γλυφή, from Ancient Greek -ῐ́ᾱ, from Proto-Indo-European -íh₂, from Proto-Indo-European -h₂ — Creates collective nouns, which refer to groups...

Ancestry of “μαλακόστρακα”, step by step

μαλακόστρακα traces back through two separate lines of ancestry.

via Ancient Greek ὄστρακον

StepLanguageWordMeaning
1Ancient Greekὄστρακονearthen vessel; the hard shell of animals such as...
2Ancient Greekδέρμαskin, hide
3Ancient Greekγλυφήcarving, carved work; hole cut
4Ancient Greek-ῐ́ᾱ{{l|en|-ia}}; "suffix forming abstract feminine...
5Proto-Indo-European-íh₂
6Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

via Ancient Greek μαλακός

StepLanguageWordMeaning
1Ancient Greekμαλακόςsoft, tender; gentle; soft, mild, gentle
2Proto-Indo-Europeanmelh₂-to grind, to crush
3Proto-Indo-Europeanmel-soft; tender; weak; to deceive; to rub
4Proto-Indo-Europeanmey-to strengthen; to bind; to change, exchange
Every word from Proto-Indo-European -h₂Every word from Ancient Greek -ῐ́ᾱEvery word from Ancient Greek γλυφή