"long illness" - cancer, but can be other things
"short illness" - heart attack, stroke, pneumonia, for instance
"died at home" - polite euphemism for suicide, though can be natural death at home for someone who lived alone
"long illness" - cancer, but can be other things
"short illness" - heart attack, stroke, pneumonia, for instance
"died at home" - polite euphemism for suicide, though can be natural death at home for someone who lived alone