No, building is not a compound word.
One is booster club, an open compound word.
Yes, though it is often hyphenated as man-made, which is a type of compound word.
No
rainbowraincoatrainfallrainmakerrainshowerrainstormrainwaterrainware
skyscraper
skyscraper
skyscraper
No, building is not a compound word.
skyscraper
The word "skyscraper" has the long I sound in "sky" as in the word "kite."
The word may be skyscraper (also the hyphenated term high-rise).
tall tale No. Tall tale is nota compound word.
There is no compund for it. in a sentence you always say tall.
Yes. Adjectives are describing words. In the sentence "That is a tall building," the word tall is describing the height of the building.
lexeme
inside is the compound word. in and side.