Yes
birdbath early bird birdhouse bluebird blackbird jailbird
No, kitchen is not a compound word.Compound words are made up of two words used together as one eg bus-stop, footpath, blackbird
shahkh-ROOR (שחרור)
Agelaius phoeniceus
whooping crane
No, building is not a compound word.
Merl
The contraction (not a compound word) is doesn't.
Upwards is a compound word.
There is no compound word.A compound word is a word like bus-stop.Husban is spelt like this husband
Upstairs is a compound word, so it is one word.
It cannot be a compound word.