What does "scally" mean?

A rascal or miscreant, a scallywag.

What is a synonym for "scally"?

Common synonyms include: scunner.

/ˈskæli/ name, noun

name, noun ·Rare ·Advanced level

Noun

1
A rascal or miscreant, a scallywag. derogatory
2
A jobless yob who has little or no education and is suspected of having committed some type of crime. Northern-England, derogatory, especially
3
A flat cap or driving cap.

Proper Noun

"Who's the scally who broke the window?"

Etymology 1

Abbreviation of scallywag.

Etymology 2

Reduced Anglicized form of Irish Mac Scalaidhe, a patronymic surname from scolaidhe (“scholar”).