Answers to that question almost all of us would have to say in reply to that question...
"In the correct context."
"Not since I realized how hurtful that word was."
Why would anyone even ask that question?
It's a law suit from the black people who worked for her sick of being called ni####s.
So I guess the only real way to avoid perjury would have been to say "I have only used that word affectionately."