self-importantly

Adverb

In a self-important manner.

Japanese Meaning

自己重要感を伴う態度で / 自分を偉く見せるようなやり方で / 威張っている様子を示す様子

He self-importantly corrected everyone's pronunciation during the meeting, as if he were the language expert.

彼は会議中、まるで語学の専門家であるかのように、尊大に皆の発音を訂正した。

Sense（1）

In a self-important manner.

more self-importantly

（ comparative ）

most self-importantly

（ superlative ）