insipidness

Noun

uncountable

A lack of distinctive, appealing, or energetic character; tastelessness; extreme blandness.

Japanese Meaning

独特性や魅力、活力の欠如 / 味気なさ、無味性 / 極度の淡白さ

Critics accused the film of insipidness, saying its characters and plot offered nothing memorable.

批評家たちは、その映画の味気なさを非難し、登場人物や筋書きに心に残るものは何もないと述べた。

Sense（1）

A lack of distinctive, appealing, or energetic character; tastelessness; extreme blandness.

As Jean Lurcat said, "The art had died, killed by consumption, insipidness, lymphatism, and inversion."