weed
US /wiːd/
UK /wiːd/

1.
a wild plant growing where it is not wanted and in competition with cultivated plants.
:
•
The garden was overgrown with weeds.
•
She spent the afternoon pulling weeds.
1.
2.
remove (a weaker or less desirable member of a group or collection).
:
•
The company decided to weed out underperforming employees.
•
We need to weed out the errors in the report.