家に忘れてきた

left it at home

→ 家
phrase Rare #32,416
left it at home Used when someone forgot to bring something from home. The 〜てきた ending suggests leaving home with the item still there and coming away without it.
JA: 鍵を家に忘れてきた。
EN: I left my keys at home.

あいにく宿題を家に忘れてきた

Unfortunately, I left my homework at home.

あなたの家に忘れてきた

I left it at your house.

— 嵐の中で (2018)

たまたま私はその本を家に忘れてきた

I happened to leave that book at home.

メガネを家に忘れてきた

I left my glasses at home.

財布を家に忘れてきたことをふと思い出した

I suddenly remembered that I’d left my wallet at home.