This is the 13638th most frequent Russian word.
неизлечимо
Incurably.
In this sentence, 'неизлечимо' describes the state of being ill in a way that cannot be cured.
Она неизлечимо больна.
She is incurably ill.
Here, 'неизлечимо' is used metaphorically to describe the intensity or permanence of someone's feelings of love, portraying them as incurable.
Он неизлечимо влюблен.
He is hopelessly in love.
The word 'неизлечимо' emphasizes the irreversible and deeply impacting nature of the tragedy described.