Where does “bustard” come from?

bustard (Irish) comes from English bustard, from Middle English bustarde, from Old French bistarde, from Latin avis tarda — slow bird.

bustard (Irish): bustard

Definitions

Step	Language	Word	Meaning
1	English	bustard	Any of several large terrestrial birds of the...
2	Middle English	bustarde	—
3	Old French	bistarde	—
4	Latin	avis tarda	slow bird

bustard — Etymology, Origin & Word History | Etymology Explorer