Collocations for lock - noun

Chubb, combination, lever, mortise, Yale | door, window

fit
We had new locks fitted after the burglary.

break, force, pick | turn
He turned the lock and pushed the door open.

insert/turn the key in the lock, (keep sb/sth) under lock and key
Prisoners are kept under lock and key 24 hours a day.

stray
She flicked a stray lock of hair off her face.

flowing
She had long flowing locks and blue eyes.