oblivious.

Failing to notice or remain aware of something, especially something evident to others.

Use it for

Words that belong together

• oblivious to danger
• oblivious of the interruption

On the page

Oblivious to the interruption, she continued reading the sealed letter aloud.

He remained oblivious of the tension gathering at the other end of the table.

Usage notes

Primary category: literary. Forms: Comparative more oblivious; superlative most oblivious where gradation is meaningful. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.