Insecurity is insecure turned into a thing you can name and count. Picture the wobble itself lifted out and put on the table: not 'the shelf is loose' but 'the looseness'. Once it is a noun you can have insecurities (plural), live with insecurity, or point at the insecurity of a job.
From the word’s history
insecure + -ity, the suffix that turns a description into the state itself (secure → security, real → reality). The -ity is doing all the work here: it takes the wobble that insecure describes and packages it as something you can have, measure, or talk about.
就是 insecure 加上 -ity。-ity 這個字尾的功能是把一個「形容狀態的詞」變成「那個狀態本身」——secure→security、real→reality、possible→possibility 都是同一個動作。所以理解 insecurity 不需要另外學一個意思：先把 insecure 的畫面抓穩，再讓 -ity 把它裝進一個可以拿在手上的盒子就好。這也是為什麼它的三個意思和 insecure 的三個意思一一對應。
Wiktionary: insecurity < Medieval Latin īnsēcūritās; by surface analysis insecure + -ity
登入就可以看每一支怎麼連回核心畫面。
原始詞典資料3 筆記錄
以下是外部詞典記錄的用法，摘錄並精簡格式，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
insecuritynoun
- 1
A lack of security; uncertainty.
- They are also more likely to be on freelance or short-term contracts, which can contribute to feelings of financial insecurity and therefore a greater tendency for people to attend work even they are unwell.
- Jealousy: It's all the feelings that come over you when you think you're being overlooked by others. It comes from inside, from your insecurities and fears—fear of loss, fear of betrayal, and fear of hurt.
- 2
A lack of security; uncertainty.
- 3
A lack of security; uncertainty.
- economic insecurity
摘錄自 英文維基詞典 English Wiktionary，已精簡格式；依 CC BY-SA 4.0 授權使用，改動後的內容同樣以此授權提供。