The use of bullets to divide different ideas and create a list effect
they come from greek roots
example, gravitropsim
gravi is gravity
tropos means 'turning'
so means turning to gravtity
phototroposism
photos=light
tropos='turning'
so it means turning toward the light
photosynthysis
photos=light
synthysis=tuning into or transforming into a useable form
so it means turning light into a usable form
I would say an unreliable narrator because that kind of narrator is the best at keeping secrets from the reader. If that's not an option, then a restricted narrator because they only know a limited amount of information.