置き忘れる

(1)forget to do something; "Don't forget to call the chairman of the board to the meeting!"

(2)何かをすることを忘れる

(3)leave behind unintentionally; "I forgot my umbrella in the restaurant"; "I left my keys inside the car and locked the doors"

(4)意図せずに置いてくる

(5)place (something) where one cannot find it again; "I misplaced my eyeglasses"

(6)人が二度とそれを見つけることができない場所に（何か）を置く

(7)be unable to remember; "I'm drawing a blank"; "You are blocking the name of your first wife!"

(8)覚えていることができない

(1)