Vim-copy a Word

1. Http://stackoverflow.com/questions/7797068/copying-a-word-and-pasting-over-a-word

VIWP- Visually select a word, and paste over it by something in the clip.

 

2. How to Copy/delete Word under cursor in Vim
http://www.littletechtips.com/2011/05/ how-to-copydelete-word-under-cursor-in.html

Assuming the cursor is at the first character of the word in command mo de:
yw (Y for Yank and W for word)

Other ways of doing the same thing which is not as efficient:
Vey (v Star TS Visual mode. E tells Vim to move to end of word. Y yanks or copies the word. To delete replace Y with X.)

If the cursor is somewhere in the middle of the word, add a "B" (before) the command:
Byw/bvey

Vim-co PY a word