| す | い | 
|---|---|
| 衰 | 
| た | い | 
|---|---|
| 退 | 
noun, takes する, intransitive verb
- decline, degeneration, decay, waning, ebbing.
Variations
| Pronunciation | Kanji | Kana | Is Common | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 
 
 | 衰退 | すいたい | ✔ | ||||||
| 
 
 | 衰頽 | すいたい | 
Contained Kanji Breakdown
decline, wane, weaken
スイ おとろ.える (8th, N1)