sameness

The twins have a strong sameness in appearance.

There is a sameness in the way they dress.

The sameness of the routine was starting to feel monotonous.

She noticed a sameness in the taste of the dishes.

The lack of diversity led to a sense of sameness in the neighborhood.

Despite their differences, there was a certain sameness in their personalities.

The sameness of the music played at the party bored the guests.

The sameness of the landscape made it hard to distinguish one area from another.

There was a comforting sameness in the familiar routine of their daily lives.

The sameness of the architecture in the city gave it a unique character.