Where does “eĥoŝanĝo” come from?

eĥoŝanĝo (Esperanto) comes from Esperanto ŝanĝo, from Esperanto ŝanĝi, from English change, from Middle English chaungen, from Anglo-Norman chaunger, from Old French changier, from Late Latin cambiare, from Latin cambiō — to bend; crooked; crooked.

eĥoŝanĝo (Esperanto): a change in an echo

Definitions

a change in an echo

Ancestry of “eĥoŝanĝo”, step by step

eĥoŝanĝo traces back through two separate lines of ancestry.

via Esperanto ŝanĝo

Step	Language	Word	Meaning
1	Esperanto	ŝanĝo	transformation, change, about-face, conversion
2	Esperanto	ŝanĝi	to change
3	English	change	To become something different; To make something...
4	Middle English	chaungen	to change; to modify
5	Anglo-Norman	chaunger	Late Anglo-Norman spelling of changier
6	Old French	changier	to change; to make a change
7	Late Latin	cambiare	—
8	Latin	cambiō	to exchange, barter; change
9	Latin	cambium	A change; cambium
10	Gaulish	cambion	change
11	Proto-Celtic	kambos	curved; twisted, crooked
12	Proto-Indo-European	kamp-	to bend; crooked; crooked

via Esperanto eĥo

Step	Language	Word	Meaning
1	Esperanto	eĥo	echo
2	Latin	echo	echo
3	Ancient Greek	Ἠχώ	sound; a nymph in Greek mythology
4	Ancient Greek	ἠχή	sound, noise
5	Proto-Hellenic	*wākʰā́	—

Every word from Proto-Indo-European kamp- →Every word from Proto-Celtic kambos →Every word from Gaulish cambion →