uncomprehending Synonyms

unperceptive witless vacuous vacant undiscerning thick stupid stumped slow-witted slow puzzled wonderstruck at a loss at sea muttonheaded lamebrained unintelligent dim-witted chowderheaded birdbrained moronic boneheaded dopey bemused purblind perplexed obtuse dense cretinous confused bovine blockish blockheaded blind blank bewildered bamboozled dim dotish dozy nearsighted mystified myopic insensitive inane imperceptive ignorant dumb dull-witted dull