Ruthless

13 clues
Cruel
Unfeeling
Cutthroat
Unsparing
Unmerciful
Cold-blooded
Hard-hearted
Without pity
Showing no mercy
Without compassion
Stopping at nothing
Boston Red Sox after 1919?
What the 1920s Yankees didn't want to be?
Similar answers:
Aceless
Ageless
Agelessprose
Aimless
Aimlessness
Airless
Aless
Alessandro
Alessandrovolta
Alessio
Alessonbutimnot
Alessondying
Allnakedtruths
Amomentoftruth
Andless
Andmaygodbless
Andyourblessing
Anendlesssummer
Answerless
Arecklessdriver