# 衰退
## Chinese
### Pronunciation

* Mandarin
    (Pinyin): shuāituì
    (Zhuyin): ㄕㄨㄞ ㄊㄨㄟˋ
* Cantonese (Jyutping): seoi$^1$ teoi$^3$
* Hakka (Sixian, PFS): sôi-thui
* Southern Min (Hokkien, POJ): soe-thèr / soe-thè / soe-thòe
* Wu (Shanghai, Wugniu): $^1$se-the$_5$
* Mandarin
** (Standard Chinese)
*** Hanyu Pinyin: shuāituì
*** Zhuyin: ㄕㄨㄞ ㄊㄨㄟˋ
*** Tongyong Pinyin: shuaituèi
*** Wade–Giles: shuai$^1$-tʻui$^4$
*** Yale: shwāi-twèi
*** Gwoyeu Romatzyh: shuaituey
*** Palladius: шуайтуй (šuajtuj)
*** Sinological IPA : /ʂu̯aɪ̯⁵⁵ tʰu̯eɪ̯⁵¹/
* Cantonese
** (Standard Cantonese, Guangzhou–Hong Kong)
*** Jyutping: seoi$^1$ teoi$^3$
*** Yale: sēui teui
*** Cantonese Pinyin: soey$^1$ toey$^3$
*** Guangdong Romanization: sêu$^1$ têu$^3$
*** Sinological IPA : /sɵy̯⁵⁵ tʰɵy̯³³/
* Hakka
** (Sixian, incl. Miaoli and Neipu)
*** Pha̍k-fa-sṳ: sôi-thui
*** Hakka Romanization System: soi$^ˊ$ tui
*** Hagfa Pinyim: soi$^1$ tui$^4$
*** Sinological IPA: /soi̯²⁴⁻¹¹ tʰu̯i⁵⁵/
* Southern Min
** (Hokkien: Quanzhou)
*** Pe̍h-ōe-jī: soe-thèr
*** Tâi-lô: sue-thèr
*** IPA (Quanzhou): /sue³³ tʰə⁴¹/
** (Hokkien: General Taiwanese)
*** Pe̍h-ōe-jī: soe-thè
*** Tâi-lô: sue-thè
*** Phofsit Daibuun: soe'tex
*** IPA (Kaohsiung): /sue⁴⁴⁻³³ tʰe²¹/
*** IPA (Taipei): /sue⁴⁴⁻³³ tʰe¹¹/
** (Hokkien: Xiamen, Zhangzhou)
*** Pe̍h-ōe-jī: soe-thòe
*** Tâi-lô: sue-thuè
*** Phofsit Daibuun: soe'toex
*** IPA (Xiamen, Zhangzhou): /sue⁴⁴⁻²² tʰue²¹/
* Wu
** (Northern: Shanghai)
*** Wugniu: $^1$se-the$_5$
*** MiniDict: se$^平$ the$^去$
*** Wiktionary Romanisation (Shanghai): $^1$se-the$_2$
*** Sinological IPA (Shanghai): /se⁵⁵ tʰe²¹/

### Verb

衰退
* to decline; to fail
    認知衰退／认知衰退 ― rènzhī shuāituì ― cognitive decline

#### Synonyms

* 消減／消减 (xiāojiǎn)
* 消退 (xiāotuì)
* 減退／减退 (jiǎntuì)
* 衰弱 (shuāiruò)

### Noun

衰退
* (economics, business, finance) recession; depression; slump
    經濟衰退／经济衰退 ― jīngjì shuāituì ― economic recession
    From: 2008: 周琪 (Zhou Qi), 【美国大选观察】奥巴马为什么大胜？
    Rán'ér, 9 yuè zhōngxún zhīhòu, àobāmǎ chóngxīn huòdé le lǐngxiān shìtóu, zhè shì yīnwéi, 9 yuèfèn de mínyì cèyàn xiǎnshì, suízhe jīnróng wēijī de shēnhuà, měiguó jīngjì yǐjīng míngxiǎn xiànrù shuāituì. [Pinyin]
    Nonetheless, public opinion polls in mid-September show that Obama was able to get himself back in the lead on account of the burgeoning financial crisis and America’s fall into recession.

#### Synonyms

* 不景氣／不景气 (bùjǐngqì)
* 蕭條／萧条 (xiāotiáo)

## Japanese

Kanji in this term :
| 衰 | 退 |
| すい Grade: S | たい Grade: 6 |
| on'yomi ||
* Alternative spelling
* 衰頽

### Etymology

退 is a daiyōji replacing 頽

### Pronunciation

* (Tokyo) すいたい [sùítáí] (Heiban – [0])
* IPA: [sɨita̠i]

### Noun

衰(すい)退(たい) • (suitai)
* degeneration, decline

### Verb

衰(すい)退(たい)する • (suitai suru) suru (stem 衰(すい)退(たい)し (suitai shi), past 衰(すい)退(たい)した (suitai shita))
* decline, decay

#### Conjugation

Katsuyōkei ("stem forms") :
| Mizenkei ("imperfective") | 衰退し | すいたいし | suitai shi |
| Ren’yōkei ("continuative") | 衰退し | すいたいし | suitai shi |
| Shūshikei ("terminal") | 衰退する | すいたいする | suitai suru |
| Rentaikei ("attributive") | 衰退する | すいたいする | suitai suru |
| Kateikei ("hypothetical") | 衰退すれ | すいたいすれ | suitai sure |
| Meireikei ("imperative") | 衰退せよ¹ 衰退しろ² | すいたいせよ¹ すいたいしろ² | suitai seyo¹ suitai shiro² |
| Key constructions ||||
| Passive | 衰退される | すいたいされる | suitai sareru |
| Causative | 衰退させる 衰退さす | すいたいさせる すいたいさす | suitai saseru suitai sasu |
| Potential | 衰退できる | すいたいできる | suitai dekiru |
| Volitional | 衰退しよう | すいたいしよう | suitai shiyō |
| Negative | 衰退しない | すいたいしない | suitai shinai |
| Negative continuative | 衰退せず | すいたいせず | suitai sezu |
| Formal | 衰退します | すいたいします | suitai shimasu |
| Perfective | 衰退した | すいたいした | suitai shita |
| Conjunctive | 衰退して | すいたいして | suitai shite |
| Hypothetical conditional | 衰退すれば | すいたいすれば | suitai sureba |
| ¹ Written imperative ² Spoken imperative ||||

### References

* ↑ NHK Broadcasting Culture Research Institute, editor (1998), NHK日本語発音アクセント辞典 [NHK Japanese Pronunciation Accent Dictionary] (in Japanese), Tokyo: NHK Publishing, Inc., →ISBN

## Korean

Hanja in this term :
| 衰 | 退 |

### Noun

衰退 • (soetoe) (hangeul 쇠퇴)
* hanja form of 쇠퇴 (“decline”)

## Vietnamese

chữ Hán Nôm in this term :
| 衰 | 退 |

### Verb

衰退
* chữ Hán form of suy thoái (“to regress”).