A morpheme added at the end of a word to form a derivative
I think it could happen because the girl (don't remember their names sorry) snuck onto the ship where she wasn't supposed to go. Obviously if you do something wrong, no necessarily sneaking onto a spaceship, there are always consequences. The man did try to save her life, but there wasn't much he could do because it was too late for both of them to survive.
He started to observe, reconnoiter means to make a military observation of something so he throughly examined the corridors.
