She ticks a lock to secure the door.

He is ticking a lock to open it.

She ticked a lock on her lips and refused to reveal the secret.

I couldn't open the door because the spring lock was stuck.

I need to replace the spring locks on my garage door.

They were lip-locking in the park.

They were lip locking in the corner of the room.

She locks eyes with him across the room.

They were locking eyes across the room.

Their eye-locks were intense and full of emotion.