* Formal: Her unerring intuition guided her to the right decision, even when the evidence was unclear.
* Descriptive: The hunter's aim was unerring, never missing a shot.
* Figurative: With an unerring instinct for finding trouble, the mischievous puppy always seemed to be in the middle of something.
* Literary: The author's unerring ability to create relatable characters made the novel truly resonate with readers.
As you can see, "unerring" emphasizes absolute accuracy, certainty, and precision in the action or judgment being described.