1. rise => ris- => rit- "rise, stir up, set in motion, excite".
2. ir- (in- "into, in, on, upon") + rit- "rise, stir up, set in motion, excite" + -ate.
3. => stimulate to action, provoke, incite. (其构词原理与 incite 差不多，incite => 字面含义：make motion(激发、刺激而使其活动)。)
4. => annoy, make impatient.
5. 该的第二层含义：ir- "not" + rit- (from ratus "fixed by calculation; determined; approved; certain, sure; valid" (past participle adjective from reri "reckon, think;" see rate, reason)) + -ate.

irritate 刺激，使烦恼

来自拉丁语irritus,刺激，煽动，激怒，可能来自ir-,进入，使，-rit,宗教仪式，词源同rite,ritual.引申词义召唤鬼神，诅咒，刺激。

1. Wear rubber gloves while chopping chillies as they can irritate the skin.

切辣椒时要戴橡胶手套，因为辣椒会刺激皮肤。

2. Her uncritical acceptance of everything I said began to irritate me.

我说什么她都不论对错一概接受，这倒惹我不耐烦起来。

3. Don't irritate her, she's on a short fuse today.

别惹她, 她今天动不动就发火.

4. These tight shoes irritate my toes.

我的鞋太紧,夹痛我的脚趾.

5. Today, her chirping enthusiasms did not irritate Lily.

今天她在丽莉耳旁叽叽喳喳说的那些热情话并没惹丽莉发火.