Meaning : Not favored by fortune. Marked or accompanied by or resulting in ill fortune.
Example :
An unfortunate turn of events.
An unfortunate decision.
Unfortunate investments.
An unfortunate night for all concerned.
Meaning : Not auspicious. Boding ill.
Synonyms : inauspicious
Auguring favorable circumstances and good luck.
An auspicious beginning for the campaign.Meaning : Unsuitable or regrettable.
Example :
An unfortunate choice of words.
An unfortunate speech.