uncomprehending
adjective/ʌnˌkɒmprɪˈhendɪŋ/
/ʌnˌkɑːmprɪˈhendɪŋ/
(formal)- (of a person) not understanding a situation or what is happening
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uncomprehending
Definition of uncomprehending adjective from the Oxford Advanced Learner's Dictionary