unerringly

Unerringly impelling this dead, impregnable, uninjurable wall, and this most buoyant thing within; there swims behind it all a mass of tremendous life, only to be adequately estimated as piled wood is—by the cord; and all obedient to one volition, as the smallest insect.

1851 November 14, Herman Melville, “The Battering-ram”, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLC, page 376

By this time his hand had gone unerringly to the book he sought, and he was turning the pages among the Tragedies.

1927, Ernest Bramah [pseudonym; Ernest Brammah Smith], Max Carrados Mysteries

. Stalin maintained that Lenin added nothing to the inherited doctrine and took nothing away from it, but applied its principles unerringly, not only to Russian conditions but, most important, to the entire world situation.

1978 [1976], Leszek Kołakowski, translated by P[aul] S[teven] Falla, Main Currents of Marxism, volume II: The Golden Age, Oxford: Clarendon Press, translation of Główne nurty marksizmu: rozwój (in Polish), →ISBN, →OCLC, page 381

It proved the cue for a period of implosion from Wigan, who fell two behind shortly after the hour courtesy of Boyce's costly error, Young firing in unerringly from the spot.

2011 January 25, Les Roopanarine, “Wigan 1 - 2 Aston Villa”, in BBC