The storage room was chock-a-block with boxes, leaving hardly any space to walk.

The train was chock-a-block with commuters during rush hour.

The artist carved a detailed wood block to create prints for the exhibition.

The new regulation became a stumbling-block for small businesses trying to expand.

The technician replaced the worn pillar block to restore the conveyor's smooth operation.

By noon, the festival grounds were chock a block with visitors, food stalls, and colorful tents.

By noon, the commuter train was chock a block with passengers, leaving no room to stand.

The commentator repeatedly referred to it as a Johannison block, even after the coach corrected him.

She installed an auto-block on the climbing harness before descending.

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