忘れる【わすれる】
to forget, to leave carelessly, to be forgetful of, to forget about, to forget (an article)
忘れ物【わすれもの】
lost article, thing left behind, leaving something behind, forgetting something
忘年会【ぼうねんかい】
year-end party, "forget-the-year" party, bōnenkai
忘却【ぼうきゃく】
lapse of memory, forgetting completely, (consigning to) oblivion
忘れ去る【わすれさる】
to forget completely, to leave behind
置き忘れる【おきわすれる】
to leave behind, to misplace, to forget
物忘れ【ものわすれ】
forgetfulness