The Chinese word for watering can is
水壶

shuǐ hú

Chinese Definition

Components
水
1. water
請給我一杯水，謝謝。 (Qǐng gěi wǒ yī bēi shuǐ, xièxiè.) - A glass of water, please.
喝水 - hēshuǐ - to drink water
冰水 - bīngshuǐ - iced water
冷水 - lěngshuǐ - cold water
凍水 - dung3 seoi2 - cold water, C
熱水 - rèshuǐ - hot water
開水 - kāishuǐ - boiled water
滾水 - gwan2 seoi2 - boiled water, C
水族館 - shuǐzúguǎn - aquarium
水彩 - shuǐcǎi - watercolour
水溫 - shuǐwēn - water temperature
雨水 - yǔshuǐ - rainwater
海水 - hǎishuǐ - seawater
飲用水 - yǐnyòngshuǐ - drinking water
礦泉水 - kuàngquánshuǐ - mineral water
蒸餾水 - zhēngliúshuǐ - distilled water
水閘 - shuǐzhá - sluice
水力發電 - shuǐlìfādiàn - hydroelectricity
碳水化合物 - tànshuǐhuàhéwù - carbohydrate
脫水 - tuōshuǐ - to dehydrate; dehydration
水中毒 - shuǐzhōngdú - water intoxication; water poisoning
雙氧水 - shuāngyǎngshuǐ, lit=water with two oxygen (atoms) - hydrogen peroxide
2. liquid; potion; juice
口水 - kǒushuǐ - saliva
汗水 - hànshuǐ - sweat
羊水 - yángshuǐ - amniotic fluid
香水 - xiāngshuǐ - perfume
眼藥水 - yǎnyàoshuǐ - eyedrop
3. (colloquial, mainly, Singapore, Malaysia) Synonym of 飲料 (beverage)
要叫什麼水？ (Yào jiào shénme shuǐ?) - What beverage do you want to order?
欲叫什sím物水？ (Beh kiò sím-mi̍h chúi?) - What beverage do you want to order?, MN
4. (archaic) river
^漢水 - Hànshuǐ - the Han River
5. body of water
水路 - shuǐlù - waterway
三面環水 (sān miàn huán shuǐ) - to be surrounded by (bodies of) water on three sides
6. flood
發水 - fāshuǐ - to flood
7. additional cost or income
8. (dialectal) rain
9. (Cantonese) money
磅水 - bong6 seoi2 - to pay, C
掠loek6-1水 - loek6-1 seoi2 - to obtain money dishonestly, C
10. (Cantonese) hundred dollars
三嚿水 - saam1 gau6 seoi2 - three hundred dollars, C
11. (Cantonese) source of revenue
12. (Cantonese) to fool; to deceive; to misguide
13. to swim
水性 - shuǐxìng - swimming ability
14. (colloquial) lacking substance or power; worthless
這裡的大學太水了。 (Zhèlǐ de dàxué tài shuǐ le.) - The universities here are too weak.
15. Short for 划水, gloss=to shirk; to slack off
16. one of the five elements of Wu Xing (五行)
17. (colloquial) Classifier for the number of times clothing was washed.
18. Sui people
水書 - shuǐshū - Shuishu (the traditional writing system of the Sui people)
19. Variant of 媠
壶
1. Simplified form of 壺