`git add --patch` with `--word-diff`

Question

git add --patch provides a great interface for reviewing unstaged changes and then staging only the ones that are wanted in the next commit.

Great, except f

Answer 1

This is sort of possible, as follows:

git -c interactive.diffFilter="git diff --word-diff --color" add --patch

However, what Git shows you, and what will actually be staged as a result of your interactive commands, will not necessarily match.