Dictionary / Vocabulary / 忘れ物
わすれもの · also わすれもん
lost article; thing left behind; leaving something behind; forgetting something
JLPT N4 common word Also written 忘れもの、忘れもん、わすれ物
妹はせっかちだからよく忘れ物をする。
My sister is always in such a hurry that she often leaves things behind.
忘れ物ない？
Do you have everything?
部屋に忘れ物をしてしまいました。
I left something in the room.