rattliest

Example:The room was filled with the quietest machine, making sure that it did not interfere with the peaceful working environment.

Definition:Describing something that produces very little or no noise, often used in contrast to things that are loud or make a lot of noise. It is the opposite of noisy, and typically used in environments where silence is desired or expected.

Example:The solid wall of the house remained unchanged even after the earthquake, unlike the rattling windows and doors that had to be replaced.

Definition:Describing something that is sturdy, strong, and not likely to break or move, which is the opposite of something that would be noisy or unruly when moved. Often used in contrast to rattling or creaking objects that are loosely put together or old.