oblivious to
Definitions
Not aware of or not concerned about what is happening around one.
Lacking active consciousness or knowledge of a specific fact or situation.
Examples
He walked through the crowded station, completely oblivious to the chaos unfolding around him.
The hikers were oblivious to the approaching storm until the first drops of rain began to fall.
Synonyms
unaware of ignorant of heedless of blind to unmindful of inattentive to
Antonyms
aware of conscious of mindful of attentive to cognizant of alert to