Where does “појахати” come from?

појахати (Serbo-Croatian) comes from Serbo-Croatian по, from Proto-Slavic po, from Proto-Indo-European h₂pó, from Proto-Indo-European h₂epo — from, off, back; off, away; off, from.

појахати (Serbo-Croatian): to ride a horse a bit

Definitions

to ride a horse a bit

Ancestry of “појахати”, step by step

појахати traces back through two separate lines of ancestry.

via Serbo-Croatian по

Step	Language	Word	Meaning
1	Serbo-Croatian	по	half; for; over, through, across, in, on
2	Proto-Slavic	po	after; by; at
3	Proto-Indo-European	h₂pó	off, away
4	Proto-Indo-European	h₂epo	from, off, back; off, away; off, from

via Serbo-Croatian ја̏хати

Step	Language	Word	Meaning
1	Serbo-Croatian	ја̏хати	to ride (horseback)
2	Proto-Slavic	ěxati	to travel
3	Proto-Indo-European	yeh₂-	to go; to go in, enter; to ride, to travel

Every word from Proto-Indo-European h₂epo →Every word from Proto-Indo-European h₂pó →Every word from Proto-Slavic po →