Yes the word eardrum is a compound word. The words are ear and drum.
Earphone and eardrum
The word "ear" can come before "drum". But ear is not a true prefix. Instead, "eardrum" is simply a compound word and "ear" is not a prefix.
Let's try drum. You have an eardrum, some play a snare drum, and they may ask for a drum roll.
My toes are hurting.
No, building is not a compound word.
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.
Mango is not a compound word.
The compound word with "shield" in it is "shieldmaiden."