Text File Editing Help Required.

Hello Dears,
I have hundereds of text files and every file have thousand of lines and there is only one word at each line. My problem is that I want to add a word with every word in files.
Example:

files contains a words

hello
digital
google
yahoo

Now I want to add a word with every word like that:

hellodear
digitalpoint
googleisbest
yahoodotherest

if your understad my problem plz reply me how can I edit all of my files bcoz manually editing will take very long times, bcoz there is about millions words in all files.

Thanks in Advance.

 

a self made script can do it for you.. if you know some php, then go and learn File I/O ... when you got it... then its very easy .. just make an array of aditional words and pick up a line and join elements of array one by one on each line....