Titular phrase serves the meaning well enough, just that I've got the nagging feeling of forgetting a more common, less conspicuous one. Intellectual deprivation could ring derogatory. Intellectual starvation... a bit strong.
closed as off-topic by Drew, oerkelens, choster, Scott, alwayslearning Jan 6 '18 at 8:41
This question appears to be off-topic. The users who voted to close gave this specific reason:
- "Questions on choosing an ideal word or phrase must include information on how it will be used in order to be answered. For help writing a good word or phrase request, see: About single word requests" – Drew, oerkelens, choster, alwayslearning
scatterbrained, numskulled as in slow thinker, someone lacking intellectuality
Foboko describes scatterbrained as :
nescient as in ignorant