This is the 1488th most frequent Russian word.
недостатки
Flaws, shortcomings, or disadvantages.
Here, 'недостатки' is used to mean 'shortcomings' or 'flaws' that people may possess.
У всех людей есть свои недостатки.
Everyone has their own shortcomings.
In this example, 'недостатки' refers to specific 'disadvantages' or 'cons' of an object, in this case, a car model.
Эта модель автомобиля имеет определённые недостатки, такие как высокая стоимость и низкая экономичность.
This car model has certain disadvantages, such as high cost and low efficiency.
Here, 'недостатки' describes 'drawbacks' or 'weaknesses' in the context of a plan or idea.