儿 rén/ér/r, [兒], variant of 人[rén]/"person" radical in Chinese characters (Kangxi radical 10), oc... 克 Kè/kè/kēi, [剋]/[尅], abbr. for 克羅地亞|克罗地亚[Kè luó dì yà], Croatia/(Tw) abbr. for 克羅埃西亞|克罗埃西亚[Kè luó āi ... 口 kǒu, mouth/classifier for things with mouths (people, domestic animals, cannons, well... 十 shí, ten/10 古 Gǔ/gǔ, surname Gu, ancient/old/paleo- 兢 jīng, to be fearful/apprehensive