No it is not.
"SpongeBoy", but that name was already copyrighted, so there came "SpongeBob". In fact, the script writer sneaked in "SpongeBoy" without getting sued, which was Mr. Krab's line from the episode "Squeaky Boots", which was, "SpongeBoy-me-Bob!"
Sponge BoyHe was originally called SpongeBoy, but that was already a cleaning product so they changed it.
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.
Mango is not a compound word.
It cannot be a compound word.
No, "prevent" is not a compound word. It is a single, standalone word.
The compound word with "shield" in it is "shieldmaiden."
A non compound word is , a word with one word not two . For a example a compound word is snowflake. An non compound is hot cheetos.