braggadocio

Trump’s speaking style, she said, has always been defined by braggadocio and exaggeration, but, these days, he is making more comments that are outright bizarre.

His bombast and braggadocio betray a subtle flinch.

The letter mingled braggadocio, grievance and therapeutic platitudes.

You might think that all these wealthy and successful individuals would be at least a little put off by all this inane braggadocio.

"Trump gives the appearance of strength with his hypomanic bluster and braggadocio, but he is cognitively weak and closer than you might think to being completely disabled."