dunderhead, nincompoop, dunce; specifically, one who ought to have known better than to overlook such an obvious solution. It is not unusual for an individual to proclaim him- or herself a nurlo after eventually solving a problem, but it is considered rude to accuse someone else of nurlosity.

the thing that you don’t have when you’re phones percentage is over 20

A word that has frustrated many. People have banged their heads against desks because of this 5 letter word. Nurlo. What's so unique about it? Is there anything standing out to you?

Anyways, we are all a bunch of total nurlos.