Narrow
い adjective
This is a single kanji with an い on the end, meaning you know it's probably an adjective. What's the adjective form of narrow? It's narrow.
The reading is the same as the kanji, so you're good to go here. It may be a narrow way of thinking about this kanji, but it will help you out the most.
こんな狭い道、本当に通れるかな？
Is such a narrow street really passable?
私のアパート、めっちゃ狭いけど引かないでね。
My apartment is super small, but please don't be put off by that.
コウイチ、おもちゃを片付けなさい！さもないと、暗くて狭いクローゼットに閉じ込めるわよ。
Koichi, put your toys away! If you don’t I’ll put you in the dark, narrow closet.
最近、父の言動を見ていると、本当に心が狭い人だなぁと感じます。母がどうして父と結婚したのか、未だに謎です。
Recently, as I observe my father's behavior, I feel that he is truly a narrow-minded person. I still wonder why my mother married him.