daze

nouns

the feeling of distress and disbelief that you have when something bad happens accidentally
"his mother's death left him in a daze"; "he was numb with shock"
confusion characterized by lack of clarity

verbs

to cause someone to lose clear vision, especially from intense light
"She was dazzled by the bright headlights"
overcome as with astonishment or disbelief
"The news stunned her"