Arra

13 clues
Irish cry
Cry at Cork
Old Irish oath
Really, in Cork
Irish expletive
Irish exclamation
Pledge, in Perugia
Really!: Anglo-Ir.
Pianist Claudio ___
Exclamation in Eire
Irishman's "Really!
Exclamation in Dublin
'___, Pat,' sez I . . .
Similar answers:
A?ra
Aaarated
Aaarating
Aaargh
Aalarge
Aandppearincourt
Aar
Aarau
Aarctic
Aard
Aardvark
Aardvarks
Aardwolf
Aardwolves
Aare
Aareaditalaeaer
Aargh
Aarhus
Aarnio
Aaro