課長かちょう、最近さいきんなんか威張いばってるよね。

kachou, saikin nanka ibatteru yo ne.

The section chief's been kind of throwing his weight around lately, huh. casual

彼かれは後輩こうはいの前まえでいつも威張いばっています。

kare wa kouhai no mae de itsumo ibatte imasu.

He's always acting big in front of his juniors. neutral