Where does “ուսադիր” come from?

ուսադիր (Armenian) comes from Armenian դնել, from Old Armenian դնեմ, from Old Armenian դինեմ, from Old Armenian դի-, from Proto-Indo-European dʰeh₁- — to do, put, place.

ուսադիր (Armenian): shoulder strap, shoulderboard, shoulder mark military insignia

Definitions

shoulder strap, shoulderboard, shoulder mark military insignia

Ancestry of “ուսադիր”, step by step

ուսադիր traces back through two separate lines of ancestry.

via Armenian դնել

Step	Language	Word	Meaning
1	Armenian	դնել	to put, to lay; to impose, to inflict; to insert,...
2	Old Armenian	դնեմ	to put, to lay, to set, to place; to constitute,...
3	Old Armenian	դինեմ	—
4	Old Armenian	դի-	—
5	Proto-Indo-European	dʰeh₁-	to do, put, place

via Armenian ուս

Step	Language	Word	Meaning
1	Armenian	ուս	shoulder
2	Old Armenian	ուս	shoulder; mountain slope; hill
3	Proto-Indo-European	h₃émsos	shoulder

Every word from Proto-Indo-European dʰeh₁- →Every word from Old Armenian դի- →Every word from Old Armenian դինեմ →