Where does “skua” come from?

skua (Norwegian Bokmål) comes from Norwegian Bokmål skue, from Old Norse skoða, from Proto-Germanic skuþōną, from Proto-Indo-European (s)kewh₁- — to perceive; to observe.

skua (Norwegian Bokmål): definite plural of skue; inflection of skue: ##...

Definitions

definite plural of skue; inflection of skue: ##...

Ancestry of “skua”, step by step

Step	Language	Word	Meaning
1	Norwegian Bokmål	skue	appearance, sight, spectacle, view; to behold,...
2	Old Norse	skoða	to watch, view
3	Proto-Germanic	skuþōną	—
4	Proto-Indo-European	(s)kewh₁-	to perceive; to observe

Every word from Proto-Indo-European (s)kewh₁- →Every word from Proto-Germanic skuþōną →Every word from Old Norse skoða →