un·com·pre·hend·ing 
/ˌʌnˌkɑ:mprɪˈhɛndɪŋ/ adjective
/ˌʌnˌkɑ:mprɪˈhɛndɪŋ/ adjective : not understanding what is happening, being referred to, etc.
▪ They were uncomprehending of what was going on. : showing a lack of understanding or knowledge ▪ He gave me an uncomprehending look when I mentioned her name.
▪ They were uncomprehending of what was going on. : showing a lack of understanding or knowledge ▪ He gave me an uncomprehending look when I mentioned her name.
— un·com·pre·hend·ing·ly adverb
▪ He looked at me uncomprehendingly.
▪ He looked at me uncomprehendingly.
