| 陕飞集团 | Shǎn Fēi Jí tuán | Shaanxi Aircraft Corporation (state owned enterprise) |
| 集中器 | jí zhōng qì | concentrator |
| 集中托运 | jí zhōng tuō yùn | consolidated cargo (transportation) |
| 集中的策略 | jí zhōng de cè lüè | focus strategy |
| 集刊 | jí kān | collection of papers (published as one volume) |
| 集合论 | jí hé lùn | set theory (math.) |
| 集合体 | jí hé tǐ | aggregate; ensemble; bundle |
| 集安 | Jí ān | Ji'an county level city in Tonghua 通化, Jilin |
| 集安市 | Jí ān shì | Ji'an county level city in Tonghua 通化, Jilin |
| 集宁 | Jí níng | Jining district or Zhining raion of Ulaanchab city 乌兰察布市, Inner Mongolia |
| 集宁区 | Jí níng qū | Jining district or Zhining raion of Ulaanchab city 乌兰察布市, Inner Mongolia |
| 集居 | jí jū | community; living together |
| 集市贸易 | jí shì mào yì | market trade |
| 集思广益 | jí sī guǎng yì | collecting opinions is of wide benefit (idiom); to pool wisdom for mutual benefit; to profit from widespread suggestions |
| 集恩广益 | jí ēn guǎng yì | to pool knowledge and ideas to produce a better outcome |
| 集成 | jí chéng | integrated (as in integrated circuit) |
| 集拢 | jí lǒng | to gather; to assemble |
| 集散 | jí sàn | to collect for distribution |
| 集散地 | jí sàn dì | distribution center |
| 集料 | jí liào | aggregate; material gathered together; conglomerate (rocks) |
| 集束 | jí shù | to cluster |
| 集束炸弹 | jí shù zhà dàn | cluster bomb |
| 集油箱 | jí yóu xiāng | oil sump |
| 集管 | jí guǎn | header (of piping system) |
| 集纳 | jí nà | to collect; to gather together |
| 集线器 | jí xiàn qì | hub (network) |
| 集美 | Jí měi | Jimei district of Xiamen city 厦门市 (Amoy), Fujian |
| 集美区 | Jí měi qū | Jimei district of Xiamen city 厦门市 (Amoy), Fujian |
| 集腋成裘 | jí yè chéng qiú | many hairs make a fur coat (idiom); many small contributions add up to sth big; many a mickle makes a muckle |
| 集萃 | jí cuì | treasury |
| 集装箱 | jí zhuāng xiāng | container (for shipping) |
| 集装箱船 | jí zhuāng xiāng chuán | container ship |
| 集贸 | jí mào | market; trade |
| 集资额 | jí zī é | sum of money raised (in a share subscription) |
| 集贤县 | Jí xián xiàn | Jixian county in Shuangyashan 双鸭山, Heilongjiang |
| 集运 | jí yùn | cooperative transport; concentrated freight |
| 集部 | jí bù | non-canonical text; Chinese literary work not included in official classics; apocryphal |
| 集邮册 | jí yóu cè | stamp album; CL:本 |
| 集邮簿 | jí yóu bù | stamp album; CL:本,册,部 |
| 集锦 | jí jǐn | best of the best; collection of the best (of sth) |
| 集集 | Jí jí | Jiji or Chichi town in Nantou county 南投县, central Taiwan |
| 集集镇 | Jí jí zhèn | Jiji or Chichi town in Nantou county 南投县, central Taiwan |
| 集电弓 | jí diàn gōng | pantograph (transportation) |
| 集电杆 | jí diàn gǎn | electric trolley pole |
| 集餐 | jí cān | to eat from a common pot; communal cafeteria |
| 集体坟墓 | jí tǐ fén mù | mass grave |
| 集体安全条约组织 | Jí tǐ Ān quán Tiáo yuē Zǔ zhī | Collective Security Treaty Organization (CSTO) |
| 集体强奸 | jí tǐ qiáng jiān | gang rape |
| 集体户 | jí tǐ hù | collective; joint household |
| 集体行走 | jí tǐ xíng zǒu | pedestrian group (e.g. of tourists etc) |