passionless

Lacking in passion.

Japanese Meaning

情熱がない / 熱意がない / 情熱を欠いている

His passionless delivery of the speech made the audience lose interest.

彼の情熱に欠けるスピーチの話しぶりは、聴衆の関心を失わせた。

Sense（1）

Lacking in passion.

The lecturer had a cold, passionless approach towards his subject.

more passionless

（ comparative ）

most passionless

（ superlative ）