unaware - definition and synonyms

 
adjective 

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/ˌʌnəˈweə(r)/
  1. not realizing that something exists or is happening
    unaware of:

    Tom carried on reading, seemingly unaware of my presence.

    unaware that:

    Jo seemed unaware that there was anyone else in the room.

    blissfully unaware (=not knowing about something unpleasant):

    Sam was blissfully unaware that they were laughing at him.