This is the 10164th most frequent Russian word.
беспечность
Carelessness or complacency.
The word 'беспечность' is used to describe a state of being carefree or unconcerned with serious matters.
Её беспечность выделялась на фоне напряжённой обстановки.
Her carefreeness stood out against the intense situation.
'Беспечность' here is contrasted with optimism, highlighting a possible negative connotation of negligence.
Не стоит путать беспечность с оптимизмом.
One should not confuse carefreeness with optimism.
In this example, 'беспечность' signifies a lack of caution or a nonchalant attitude, emphasizing its risky nature.