Compounding: Words can also be formed by combining two or more words to create a new word. For example, the words "book" and "shelf" can be combined to form the word "bookshelf."

Here is a list of common examples of compounding:

1.     bedroom

2.     blackboard

3.     brainstorm

4.     butterfly

5.     cupcake

6.     database

7.     daydream

8.     doghouse

9.     eyelash

10.  fingerprint

11.  firefly

12.  flashlight

13.  flowerpot

14. footbridge

15.  football

16.   greenhouse

17.  haircut

18.  headphone

19.  horsepower

20.   houseboat

21.  jellyfish

22.  keyboard

23.  mailbox

24.  moonlight

25.  newspaper

26. notebook

27. popcorn

28.  raincoat

29. skateboard

30.  snowflake.