COMPOUND NOUNSOnline version Compound nouns can be formed in different ways. The most common way is to put two nouns together (noun + noun); other common types are (adjective + noun) and (verb + noun). Let's practice! Please, select only the compound nouns from the next group of words. by Viviana Sanguña 1 Compound nouns 2 Group 2 downtown seafood skydiving ladybug housekeeper football upstairs underwear bathroom database toothpaste haircut together ever always practice group instead activity publish need percentage common solution