The word for to keep worrying or thinking about something is brood / brooding. A person can also ruminate / engage in ruminating.
The word you are looking for is "contemplate." It means to think deeply or carefully about something.
It means to worry just a fancy word for it. It means to worry just a fancy word for it.
The word "adjacent" means next to or adjoining something.
"Disrupt" is a word that means to disturb or cause worry or difficulties.
monster
The word is obsess. It means to think too much about something.
The word you are looking for is "anxiety." It is a feeling of fear, worry, or unease typically about an imminent event or something with an uncertain outcome.
meditative means thoughtful, contemplative. To meditate means to think about something for a while.
The word mull is a verb. It means to work or think something over.
The word 'awkward' means weird and different.
Panic.
The word celestial means heavenly, so I think it means something in the sky/ heavens!