initiate [ in- = in 入；it = to go 走；-iate (-ate) v. = to make 使=>“to make to go in 使进入”→]vt. set going; begin 发动；开始 / This year we shall initiate a series of free concerts.今年我们将举办一系列的免费音乐会。

initiation n. 开始；创始 

initiative n. 创始；首创精神；主动性 

initial a. 最初的；开始的

inject [in- = into入；ject = to throw 抛射=>“to throw into 射入”→]vt. force (a drug，liquid, etc. ) into 注射，注入 / Drugs are often injected into the body.药物常用注射方法进人体内。

injection n. 注射；针剂

inquire [in-= into入；quire = to ask 问=>“to ask into 深入查问”→] v. try to find out by questions 询问 / The detective went from house to house, inquiring whether anyone had seen the lost boy.侦探挨家挨户询问是否有人见过那失踪的男孩。

inquiry n. 询问，打听；质询

inspect [ in- = upon 在…上；spect = to look 看=>“look upon 俯视，观察”→]v. look over carefully；examine 检查；审查 / A dentist inspects my teeth twice a year.牙医每年替我检查牙齿两次。

inspection n. 检查；审查；检阅；视察

intend [ in- = toward 向…；tend = to stretch 伸展=>“to stretch mind or thought toward 将心思伸向…”→]v. have in mind as a purpose; plan 想要；打算 / We intend to go home soon.我们打算早些回家。

intention n. 意图；打算；目的；意旨