troublingly

In a troubling manner; causing one to be troubled

Japanese Meaning

悩ましいほどに、不安を引き起こすような様子を示す副詞

The report described troublingly high levels of contamination in the water supply.

報告書は、水道水の汚染が憂慮すべきほど高いと述べていた。

Sense（1）

In a troubling manner; causing one to be troubled

How they would pay for the project was, troublingly, left unstated.

more troublingly

（ comparative ）

most troublingly

（ superlative ）