Unable to remember
Not aware or informed
She's oblivious to everything.
Could she possibly be oblivious to how beautiful she is?
The town of Ouray was so oblivious to these frequent winter gifts from Mother Nature that snow caused not a hitch in the local activities.
Oblivious to her danger, Jessi's eyes dropped to her phone.
She was oblivious to him observing her with unmitigated admiration.