ruthful

Solskjær’s side are too ruthful in attack and defence, but can offset these weaknesses by dominating opponents in midfield.

“Well, don’t pull it to pieces,” said Arthur, ruthfully.

O worthy sir, my cause but slightly known     May move the hearts of warlike Myrmidons,     And melt the Corsic rocks with ruthful tears!

As the rebuffed philanthropist accepted he cast a ruthful glance at the solitary figure on the bench.

These little books contained, also, concise aphorisms and weighty words of advice like "After dinner rest awhile; after supper run a mile," and "Be vigilant, be truthful and your life will never be ruthful."