airtightly

Example:The old car had a leaky roof, letting water into the cabin during rain.

Definition:Allowing air or liquid to escape or pass through easily

Example:The window was unsealed, allowing the cold air to enter.

Definition:Not closed or fastened to prevent the passage of air or other substances

Example:The lid was loose, so the container wasn't airtight.

Definition:Not tightly fastened or fixed in place