sui generis

To them, even after eight years of experience, the president is some type of sui generis figure, an aberration in American politics and culture.

It’s tempting to think of Donald Trump’s second term as a sui generis reign of lawlessness.

Indeed, there may be some hope and comfort in the notion the 45th and soon-to-be 47th president of these United States is sui generis, a one-off, a fabulist political unicorn.

Parker was often abrasive, but Crowther considers Parker empathetically, as a sui generis who resisted becoming a cog in the filmmaking machinery.

When it comes to family vibes, the Trumps are sui generis.