Where does “antaŭlonge” come from?

antaŭlonge (Esperanto) comes from Esperanto antaŭ, from Latin ante, from Ancient Greek κλίσις, from Ancient Greek -σῐς, from Ancient Greek -τις, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

antaŭlonge (Esperanto): long ago, at a time in the past, especially the distant past

Definitions

long ago, at a time in the past, especially the distant past

Ancestry of “antaŭlonge”, step by step

antaŭlonge traces back through two separate lines of ancestry.

via Esperanto antaŭ

Step	Language	Word	Meaning
1	Esperanto	antaŭ	before (in time), prior to
2	Latin	ante	before, in front, forwards; before; before,...
3	Ancient Greek	κλίσις	bending, inclination; a lying down; a place for...
4	Ancient Greek	-σῐς	"suffix forming nouns"
5	Ancient Greek	-τις	retained after dentals
6	Proto-Indo-European	-tis	Derives abstract/action nouns from verb roots

via Esperanto longe

Step	Language	Word	Meaning
1	Esperanto	longe	lengthily

Every word from Proto-Indo-European -tis →Every word from Ancient Greek -σῐς →Every word from Ancient Greek κλίσις →