If it's someone you know and love, have you told them you love them? This may help them say something the same to you. Can you hold their hand, or hug them? If they are dying, and they know it, they may not want to talk about dying. Would they like to talk to religious person? Maybe you can talk about happy times in the past, times you went out together. Often they are happy just to chat about nothing much at all. Just being there with them can be a consolation.
killed in action
Well... I suppose it depends what the news is. If someone has died you should say "I'm so sorry! Is there anything I can do?"
If your goldfish died of starvation, what do you expect someone to say? Well done?
Martyr is a noun or verb. You could say that someone "is a martyr" or that someone was "made a martyr of". you could say someone "was martyred". A martyr is a person who died because, or as a result of, their faith or religious belief.
it depends on where it is like inside your body or on the outside i say it cant in less it had a disease then it died inside of you then you got the disease and died.
In a polite way, you can say "fukou ga atta. (不幸があった)
It means that someone died, and they have dedicated something or are doing something in their memory.
When someone says congratulations to you, or when someone congratulates you, say, "Thank you".
Nobody could say definitely, since that would require someone to live forever to observe if it died.
As there is no compelling evidence that ghosts exist it is safe to say you have an over-active imagination if believe in such things.
"Random Behavior" is basiclly when someone is saying very irrelevent things. for example, say you were talking about dog names, someone might say something such as "my dog died 3 years ago", which is very irrelevent to dog names.
You clarify something for someone. For example, you could say, "Can you clarify this for me?"