The thing unsteadied his concentration.
"Son of Power"
Will Levington Comfort and Zamin Ki Dost
He also was drinking: but the brandy-and-water, though he gulped it fiercely, neither unsteadied his legs nor confused his brain.
"Hetty Wesley"
Sir Arthur Thomas Quiller-Couch
The thought of Isabel over-ruling the judgment of his racing mechanician unsteadied Gerard's gravity.
"From the Car Behind"
Eleanor M. Ingram