The Chinese word for plug is
塞子

sāi zi

Chinese Definition

plug
1. 栓
2. 充填物
3. 插头
4. 火星塞
5. 广告
6. 废物
7. 打击
8. 殴打
9. 宣传
10. 常演奏
11. 辛勤工作
Components
塞
1. to stop up; to block up
2. to stuff; to cram; to squeeze in
將報紙塞sak1 落對鞋度 - to shove newspaper into a pair of shoes
3. to be blocked; to be jammed
4. to forbid; to suppress; to prohibit
5. to satisfy; to fulfil
6. to compensate; to remedy
7. to answer; to repay
8. to manage to arrange a position for someone
9. to practise bribe
10. to evade; to stall
11. stopper; cork
12. to be in a difficult position; destitute
13. honest; truthful
14. (historial) Saka people
15. (historical) place of strategic importance; pass; fortress
16. to build fortress; to construct fortifications
17. frontier; border
塞翁失馬 - The old man at the frontier losing a horse
18. (specifically) the northern frontier of imperial China, as demarcated by the Great Wall
19. Alternative form of 賽 (to compete, contend; contest, race)
20. Alternative form of 簺 (an ancient gambling game)
子
1. (literary) child; offspring
2. son
獨生子 - dúshēngzǐ - only son
愛子 - àizǐ - beloved son
一子一女 - yī zǐ yī nǚ - one son and one daughter
3. (literary) descendant; posterity
4. (Christianity) the Son
5. (in compounds) person
女子 (nǚzǐ) - female; woman
6. (literary) master; teacher
7. (literary) A respectful title for teachers, usually attached after their surnames.
孔子 (Kǒngzǐ) - Master Kong (Confucius)
老子 (Lǎozǐ) - Laozi
8. (literary, polite) you
9. Alternative form of 籽 (seed); also its second-round simplified form.
葵花子 (kuíhuāzǐ) - sunflower seed
10. egg
魚子 (yúzǐ) - caviar
11. young; tender; small
12. Prefix attached to nouns, denoting "a part of", "belonging to" or "individual". sub-
子目錄 (zǐmùlù) - subdirectory
13. (astrology) First earthly branch: rat in the Chinese zodiac, 11th solar month, midnight (11:00 pm to 1:00 am)
14. (historical) viscount (fourth of five ranks of Chinese aristocracy under the Zhou dynasty)
15. (physics, biology) -on
16. (Min Nan) grain-like object; particle; granule
17. (Min Nan, music) rhythm
18. (Min Nan)
19. Suffix:
20. Used to nominalize.
21. 瓶子zi - píngzi - bottle
22. 刷子zi - shuāzi - brush
23. 胖子zi - pàngzi - fat person
24. (colloquial) Used in some classifiers.
25. 一下子zi - yīxiàzi - all of a sudden
26. small, round object
算盤子jí (sǹg-pôaⁿ-jí) - abacus bead, MN
27. (Xiamen, Quanzhou)
28. (Zhangzhou, Taiwan)