Where does “var gücüyle” come from?

var gücüyle (Turkish) comes from Turkish var, from Ottoman Turkish وار, from Old Anatolian Turkish وار, from Proto-Turkic bār — there is/are, there exist; there is, there are.

var gücüyle (Turkish): with all one's might, with all existing or remaining strength

Definitions

with all one's might, with all existing or remaining strength

Ancestry of “var gücüyle”, step by step

var gücüyle traces back through two separate lines of ancestry.

via Turkish var

Step	Language	Word	Meaning
1	Turkish	var	there is, there are; it exists; Expressing...
2	Ottoman Turkish	وار	existent; there is
3	Old Anatolian Turkish	وار	existential copula; existent, there is
4	Proto-Turkic	bār	there is/are, there exist; there is, there are

via Turkish güç

Step	Language	Word	Meaning
1	Turkish	güç	hard, difficult; strength, force; power
2	Ottoman Turkish	گوچ	migration
3	Proto-Turkic	gǖč	force, strength, power

Every word from Proto-Turkic bār →Every word from Old Anatolian Turkish وار →Every word from Ottoman Turkish وار →