un·be·liev·ing 
/ˌʌnbəˈli:vɪŋ/ adjective
/ˌʌnbəˈli:vɪŋ/ adjective : feeling or showing that you do not believe something
▪ She had an unbelieving look on her face.
▪ She had an unbelieving look on her face.
— un·be·liev·ing·ly adverb
▪ He stared at the destruction unbelievingly.
▪ He stared at the destruction unbelievingly.
