| 杞 | [ qǐ ] Qi, a Zhou Dynasty vassal state, surname Qi |
| 杞 | [ qǐ ] Chinese wolfberry shrub (Lycium chinense), willow |
| 杞人之憂 | [ qǐ rén zhī yoū ] man of Qǐ fears the sky falling (idiom); groundless fears |
| 杞人憂天 | [ qǐ rén yoū tiān ] man of Qǐ fears the sky falling (idiom); groundless fears |
| 杞國 | [ qǐ guó ] the State of Qǐ in modern Qǐ county 杞縣|杞县, Henan (c. 1500-445 BC), a small vassal state of Shang and Western Zhou for most of its existence |
| 杞國之憂 | [ qǐ guó zhī yoū ] man of Qǐ fears the sky falling (idiom); groundless fears |
| 杞國憂天 | [ qǐ guó yoū tiān ] man of Qǐ fears the sky falling (idiom); groundless fears |
| 杞天之慮 | [ qǐ tiān zhī lǜ ] man of Qǐ fears the sky falling (idiom); groundless fears |
| 杞婦 | [ qǐ fù ] the wife of 杞梁[Qi3 Liang2], a senior official of the state of Qi 杞[Qi3] who died on a military expedition, (fig.) a widow |
| 杞梓之林 | [ qǐ zǐ zhī lín ] forest of wolfberry and catalpa (Lycium chinense and Catalpa ovata, idiom); fig. great quantity of talent |
| 杞縣 | [ qǐ xiàn ] Qi county in Kaifeng 開封|开封[Kai1 feng1], Henan |
| ⇒ 枸杞 | [ goǔ qǐ ] wolfberry (Lycium chinense), genus Lycium |
| ⇒ 枸杞子 | [ goǔ qǐ zǐ ] goji berry |
| ⇒ 柳杞 | [ liǔ qǐ ] willow |