on kali linux terminal how to create a .txt of 20 words on nano or vim and make a script bash that adds a number to every registry?

Question

1.KaliLinux make a 20 word .txt file on (NANO or VIM) 2. Make the script bash on your Kali used to add the number 20 to every word

example i use this to create the 20 word .txt but i want to know how to add the number 20 at once to every word i created on the .txt file

   fae@kali:~$ cat faepass.txt
   fae@kali:~$ cat faepass.txt
   fae@kali:~$ echo 'user' > faepass.txty 
   fae@kali:~$ cat faepass.txty
   user
   fae@kali:~$ echo 'password' >> faepass.txty
   fae@kali:~$ cat faepass.txty
   user
   password
   fae@kali:~$ 

Answer 1

Use awk

awk '{print $0 "20"}' faepass.txty