Synonyms: undiscerning
Definition: lacking discernment
Similar words: purblind, obtuse
Definition: lacking in insight or discernment
Usage: too obtuse to grasp the implications of his behavior; a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin- Jasper Griffin
Similar words: uncomprehending
Definition: lacking understanding
Usage: tried to explain to her uncomprehending husband