unerring

adj

Etymology: Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English erring English unerring From un- + erring.

1. consistently accurate; not missing a target.

   “1717: Hissing in air the unerring weapon flew. -- John Dryden's 1697–1700 translation of "The Story of Meleager and Atalanta", in Ovid's Metamorphoses (tr. Garth, Dryden, et al.), book VIII, pub. 1717”

   “One learns, as one goes through life, to spot goofiness in the other sex with an unerring eye [...]”