It could be
obsession. As obsession is defined as the reoccurring mental thought or idea of
something. This obsession has caught you up or to overthink. For instance in a
situation that has caught you up, you engross yourself with it. Overthinking like
obsession is a mental act or a cognitive resonance which is still different
from behavior or compulsion, as the word for it.
Compound word.
Don't mind the "x" and "z" if you look at the included image.
This might help. It is the image.
http://www.enchantedlearning.com/alphabet/wordforeachletter/compoundwords/answerstiny.GIF
So I don't believe that it is common, though I do believe that many can be commonly misinformed. It's not the event that is to be mistaken, instead it is more common to find a misdated event. Does that make sense? So the title or name of the event is not mistaken for another, but instead I believe the date or the event itself can be misinterpreted. Since, in order to know exactly what happened, you need to be there, and at the same time, there are many different perspectives. If you need further explanation, just let me know.
Do you have more context? With the info I have, it is “thinks urban life is lonely”
It might be stated that part 4 is included in order to provide a data-support information, that is to say, that this is not just an opinion but there have been researches on the matter, such as census and polls which might add validity to the statements. This is a way of showing that there is enough information to support the topic discussed.