This is the 10766th most frequent Spanish word.
desafortunado
Unfortunate.
In this sentence, 'desafortunado' describes the nature of the accident as being unfortunate or regrettable.
Fue un desafortunado accidente durante la competencia.
It was an unfortunate accident during the competition.
Here, 'desafortunado' refers to the man, describing his misfortune or the adverse situation he's experiencing.
El desafortunado hombre perdió todo en el incendio.
The unfortunate man lost everything in the fire.
In this context, 'desafortunado' is used to characterize the situation or circumstance as being unluckily disappointing.