He knew how sturdy the door was, it had been hewn extra thick for privacy.

Baj moved to a sturdy door, pressed the latch and opened it.

No attempt had been made to conceal the mechanism that operated this sturdy door.

What had once been a sturdy door was now nothing more than a pile of ashes.

Consider the wall safe, for example; these are small metal boxes with a sturdy door controlled by a combination lock.

Ealstan was glad his building boasted a sturdy front door.

But the sturdy wooden door on the ground floor seems to be perpetually locked.

In the second opening they had hung a sturdy wooden door that opened on to the living quarters.

They were built of stone with sturdy double doors onto the street and only slit windows (if any) on the front.

He stood and walked over to the sturdy wood-paneled door.