take root

Penelope was sorry to have to be privy to this conversation, but alas, the idea that she could be used as a personal secretary had taken root in Lady Constance’s mind.

Last month, as a cease-fire took root and Israeli forces pulled back, Hamas fighters re-emerged on the streets as police and internal-security forces, patrolling and targeting criminals along with rivals and critics.

Within two weeks, the new stem cells had taken root in the patients' bone marrow.

And when Roz studied the ground, she spotted tiny green sprouts trying to take root.

The concept of journalistic objectivity took root in the 20th century.