よち余地yochi
1.

A space or area that remains unoccupied or available for use, often referring to land or an environment that is open for development or construction.

2.

A degree of flexibility or leeway in a situation, allowing for consideration, adjustment, or further action, often referencing an opportunity to explain or deliberate.

Example:

それで疑いをさしはさむ余地はなくなる。