Keep fixating on that vs Obsess

When to use each in English, with meaning, register, and examples.

Keep fixating on that

Top 2,000 (common)

Obsess

Top 3,000 (common)C1verb
Most common: Keep fixating on that
 Keep fixating on thatObsess
Pronunciation🇬🇧 //kiːp fɪkˈseɪtɪŋ ɒn ðæt//🇺🇸 //kip fɪkˈseɪtɪŋ ɑn ðæt//🇬🇧 /["/əbˈses/","/əbˈsesɪz/","/əbˈsest/","/əbˈsesɪŋ/"]/🇺🇸 /["/əbˈses/","/əbˈsesɪz/","/əbˈsest/","/əbˈsesɪŋ/"]/
Meaningto continue thinking about something in a strong wayTo think about something too much.
ExampleYou shouldn't keep fixating on that small mistake.He's obsessed by computers.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 3,000 (common)
CEFR level-C1
Part of speechverb
Collocationskeep fixating on something, fixating on a problem, fixating on detailsobsess over, obsess about, obsess with, obsessive thoughts, obsessive behavior
Antonymsignore, neglect, overlookignore, neglect
Common mistakes'Fixate' is often confused with 'focus'., Learners might say 'keep fixing on that' instead of 'keep fixating on that'., Mixing up tenses, using 'keeps fixated' instead of 'keep fixating'.Using 'obsess' without an object, e.g., 'I obsess.', Confusing 'obsess' with 'possess'., Using 'obsess' in an overly dramatic way when it could be more neutral.
Usage notesUse when discussing someone's persistent focus. Generally neutral but can imply negativity if overused.Use 'obsess' in everyday conversation when discussing strong interest or fixation on something. Avoid in professional contexts unless discussing psychological conditions.

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Keep fixating on that

Frequently asked questions: Keep fixating on that vs Obsess

What's the difference between Keep fixating on that and Obsess?

Keep fixating on that: to continue thinking about something in a strong way Obsess: To think about something too much.

Which is more common: Keep fixating on that and Obsess?

Keep fixating on that is the most common in everyday English.

Can you show an example of each?

Keep fixating on that: You shouldn't keep fixating on that small mistake. Obsess: He's obsessed by computers.

Can I use Keep fixating on that and Obsess interchangeably?

Not always. Keep fixating on that and Obsess are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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