This is the 13596th most frequent Russian word.
негодность
Unfitness or uselessness.
In this sentence, 'негодность' is used to describe the state of the car being unsuitable or incapable of performing its function of safe travel for long distances due to its condition.
Возраст автомобиля стал причиной его негодности для длительных поездок.
The car's age caused its unfitness for long trips.
Here, 'негодность' refers to the loss or state of disappearance of usefulness or fitness, potentially in the context of an official document or item.
Документ об утрате негодности был подписан директором.
The document concerning the loss of functionality was signed by the director.
In this case, 'негодность' is used abstractly to describe the ineffectiveness or inadequacy of a method or approach in achieving desired outcomes.