pompous/ˈpɔmpəs; `pɑmpəs/ adj(derog 贬) feeling, or showing that one feels, that one is much more important than other people 自大的; 自负的; 浮夸的 a pompous official 自命不凡的官员 pompous language, ie full of high-sounding words 浮夸的语言.
牛津英汉双解词典