Where does “anacoluth” come from?

anacoluth (English) comes from Late Latin anacoluthon, from Ancient Greek ἀνακόλουθον, from Ancient Greek ἀκόλουθος, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

Ancestry of “anacoluth”, step by step

Step	Language	Word	Meaning
1	Late Latin	anacoluthon	anacoluthon
2	Ancient Greek	ἀνακόλουθον	without sequence, anomalous
3	Ancient Greek	ἀκόλουθος	following, attending
4	Ancient Greek	ἀ-	The alpha privativum, used to make words that...
5	Proto-Hellenic	hə-	same; together
6	Proto-Indo-European	sm̥-	one; with, together
7	Proto-Indo-European	sem-	together, one

Every word from Proto-Indo-European sem- →Every word from Ancient Greek ἀ- →Every word from Proto-Indo-European sm̥- →