脆: brittle

brittle; fragile

10 strokesNames & literary · More literary kanji (準1級 range)in 3 words here

Readings

ゼイ・セイ・セツ

Kun

もろい・よわい

脆弱 (ぜいじゃく) is read ぜい. The plain adjective is 脆い (もろい), also in 涙脆い (easily moved to tears).

脆いもろいbrittle; fragile

脆弱ぜいじゃくweak; fragile

脆弱性ぜいじゃくせいvulnerability

涙脆いなみだもろいeasily moved to tears

古ふるい橋はしは思おもったより脆もろくて、渡わたるのが怖こわかった。

The old bridge was more fragile than I expected, and crossing it was scary.

祖母そぼは年を取としをとって涙脆なみだもろくなり、ドラマを見みてもすぐ泣なく。

My grandmother has grown easily moved to tears with age and cries quickly even at TV dramas.

システムの脆弱性ぜいじゃくせいが見みつかり、すぐに修正しゅうせいされた。

A vulnerability was found in the system and fixed immediately.