unperceptiveness
wisehood
simpleton
virtueless
agnosy
aphilosophical
inaptitude
sloppy-mindedness
wise
simple
unvirtuous
sagelike
vacuous
acognitive
vacant
mindless
hikmah
purblind
obtuse
sage
virtuelessness
unintelligence
unknowledgeable
darkness
insightlessness
paromoeon
nonmastery
unskillfulness
witful
worldwisdom
unfathoming
innumerate
lackluster
dark
insensibility
benighted
grammatophobia
innocent
unsophisticated
unworldly
unphilosophical
unintelligently
not the sharpest knife in the drawer
not the sharpest tool in the shed
not the sharpest tool in the box
underbrained
subjectivism