lose interest — stop caring
collocationB1IELTS 5+neutralcommon
To stop being interested in something or someone; to no longer want to pay attention or be involved.
Say it like a native
Textbook I gradually ceased to find the subject engaging.
Native I just lost interest in it.
'Lose interest in' is natural; the formal version is wordy.
Pattern: lose interest (in something/someone)
In use
- After a few weeks, he started to lose interest in his new hobby.daily life
- Many students lose interest in reading if the material is too difficult or not engaging.IELTS speaking
Common mistake
✗ I lost interest of the book.
✓ I lost interest in the book.
It's 'lose interest IN something', not 'of'.
Common collocations
lose interest (in)— in, quickly, completely, soon
Don't confuse it
Not the same as 'lose your temper' (get angry) or 'lose your way' (get lost).