Word Formation. Etymology. The study of word origins. If you look at a dictionary entry, you’ll see the etymology of a word. It might be something historical, cultural, etc. Etymology. How does this help an ESL student?
Noun + noun = bathtub, doormat
Adjective + noun = blacklist, lowball
Compound adjectives = easy-going, hard-boiled
Brits and Aussies use this A LOT.
Down a beer
Up the price
Total a car
(like the old Batman TV show)