根っこ (nekko) Japanese meaning: root (of a plant) | KotomoraPlease pull out the weed roots thoroughly.
Usage patterns
〈物〉が根っこを張るfor a plant to put down roots
This tree has put down its roots deep into the ground.
根っこから〈動詞〉to do something down to the very root
This problem needs to be fixed at its very root.
〈事〉の根っこにあるto lie at the root of something
What lies at the root of his anxiety is a past failure.