To obsess is to think about something obsessively. You might obsess about your work, or you might obsess about your partner.
She obsesses over her work, and she's never done anything else in her life.
He obsesses over his weight, and he's never been able to stick to a diet.
verb
haunt like a ghost; pursue
Synonyms:
verb
be preoccupied with something
1
They seem to be the obsessive one.
2
What is the obsession with the prostitution
3
Behold the fruits of boredom and obsession.
4
It's there to satiate the appetite of the obsessive fanbase.
5
Some of the faciers are obsessed with eating.
6
He is obsessed with the rock music.
7
He is the obsessive here with Rani.
8
He was obsessed with the rules of propriety.
9
He's obsessed in the power of the prominence.
10
In fact, the community is weary of anything obsessive.