乃 nǎi — you; your 乃 nǎi Level 1 · Common HSK 7-9 #20 Variant: 廼 迺 nǎi nai3 Basic definition pronoun you; your e.g 乃父乃兄 adverb then; only then e.g 乃今乃遂 to be; namely e.g 乃是此乃 and even e.g 乃至 Detailed explanation pronoun your e.g 乃父乃兄 乃祖 · 乃公 his e.g 乃眷 · 乃尊 · 乃老 · 乃堂 this e.g 乃今 乃者 so e.g 因山势高峻，乃在山腰休息片刻 · 乃尔 · 乃若 verb be e.g 乃是 真乃英雄好汉 · 失败乃成功之母 adverb just now only then e.g 唯虚心乃能进步 unexpectedly;actually at the same time then;whereupon e.g 乃遂 乃其 conjunction but;however Related words 乃至 nǎi zhì and even; down to 乃是 nǎi shì is; namely 木乃伊 mù nǎi yī mummy 乃至于 nǎi zhì yú even; go so far as to 康乃馨 kāng nǎi xīn carnation 乃父 nǎi fù your father (literary/archaic) 乃兄 nǎi xiōng your elder brother (literary) 乃今 nǎi jīn now; only now (literary) 乃遂 nǎi suì thereupon; then (literary) 此乃 cǐ nǎi this is; this is precisely