Translation guide
Describes a gradual decrease in intensity, size, or influence, often used for the moon, enthusiasm, or power.
The waning moon is beautiful tonight.
Specifically refers to the last quarter moon (waning half-moon). More technical or astronomical.
The waning half-moon is visible at dawn.
Literally 'declining moon.' Poetic or literary, emphasizing the fading or weakening aspect.
The waning moon sank into the western sky.
Describing something like enthusiasm, influence, or power gradually becoming weaker.
General verb for declining in strength, vigor, or ability. Works for health, power, enthusiasm, etc.
His enthusiasm is waning.
Intransitive verb meaning 'to weaken' or 'to abate.' Often used for wind, rain, or force.
To fade, become dim, or thin out. Commonly used for memories, feelings, or light.
Formal term for a decline or drop in level, quality, or rate. Suitable for academic or business contexts.
Productivity is waning.
Describing a person, group, or idea becoming less influential or popular over time.
Literally 'momentum disappears.' Very natural for describing waning influence or popularity.
That political party's influence is waning.
Specifically for popularity dropping. '落ちる' means 'to fall.'
Idiomatic: 'one's shadow becomes thin,' meaning one's presence or influence fades.
衰える (otoroeru) is for a gradual decline in inherent strength or vitality (health, enthusiasm). 弱まる (yowamaru) is for a decrease in force or intensity (wind, pressure). 薄れる (usureru) is for fading of something intangible (memory, interest, light).
Eyesight wanes (declines with age).
The rain wanes (lets up).
Memory wanes (fades).
My physical strength is waning.
風が弱まってきた。
The wind is waning.
興味が薄れてきた。
My interest is waning.
That singer's popularity is waning.
His influence in the company has waned.