1. in a way that is always accurate and never makes mistakes

Examples

• The archer unerringly hit the bullseye with every shot.
• She unerringly chose the best candidates for the job.
• The GPS system unerringly guided us to our destination.
• He unerringly identified the problem with the machine.
• The detective unerringly followed the clues to solve the case.
• The experienced pilot unerringly navigated through the storm.