single-handed

Soon after, Halligan almost single-handedly secured the indictments of Comey on charges of lying to Congress and James on allegations of mortgage fraud.

A president who has reveled in his ability to single-handedly direct policy—often prompting stocks, bonds, and the dollar to swing rapidly—now suddenly finds himself more constrained.

"With Palmer out, Caicedo has even become an important goalscorer and creator, as we saw on Saturday where he effectively won the game for the Blues single-handedly."

However, he says that tech isn’t single-handedly carrying the load: Seven of the S&P 500’s 11 sectors are more profitable than normal.

Shohei Ohtani had almost single-handedly hauled the Dodgers back into the contest, blasting two home runs and getting on base a record nine times.