If I know someone who died on September 11th, 2001 from something unrelated to the events, is it okay to tell people they died on 9/11 for sympathy?

I am not technically lying. They are just assuming!
If I know someone who died on September 11th, 2001 from something unrelated to the events, is it okay to tell people they died on 9/11 for sympathy?
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