It is a qualifying adjective that means disastrous, disastrous, unfortunate, tragic, hapless, unfortunate, unhappy, lousy, unfortunate, unhappy.
ACIAGO: OMINOUS. DESGRACIA.INFORTUNADO, ADVERSE, SAD, DARK, MISERABLE.
ACIAGO: UNFORTUNATE, MISERABLE, AGUERISTA.THAT PORTENDS BAD LUCK.