| 恺 | [ kaǐ ] joyful, kind |
| 恺弟 | [ kaǐ tì ] variant of 愷悌|恺悌[kai3 ti4] |
| 恺彻 | [ kaǐ chè ] variant of 愷撒|恺撒, Caesar (emperor) used by Yan Fu 嚴復|严复 |
| 恺悌 | [ kaǐ tì ] happy and easygoing, friendly |
| 恺撒 | [ kaǐ sǎ ] Caesar (name), Gaius Julius Caesar 100-42 BC, by extension, emperor, Kaiser, Tsar |
| ⇒ 裘力斯b7恺撒 | [ qiú lì sī kaǐ sǎ ] Julius Caesar, 1599 tragedy by William Shakespeare 莎士比亞|莎士比亚 |
| ⇒ 顾恺之 | [ gù kaǐ zhī ] Gu Kaizhi or Ku K'aichih (346-407), famous painter of Eastern Jin dynasty, one of the Four Great Painters of the Six Dynasties 六朝四大家 |