How to replace a single word under cursor?

Question

How do I replace a word under the cursor in Vim.

So instead of using dw then i then the word and then Esc, is there a simpler com

Answer 1

ciw

c   change
iw  inner word

This will delete the word under the cursor (even if the cursor is somewhere in the middle of the word) and enter insert mode.

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Also see Vim's documentation for reference:

:help c
:help text-objects