Translation guide
The English phrase "slip away" can mean to leave quietly, to escape, to pass unnoticed (as time), or to fade/die. This guide covers natural Japanese expressions for each meaning.
To depart from a place or group without drawing attention, often to avoid being noticed or to leave early.
Literally 'to sneak out'. Very common for slipping away from a gathering or room.
パーティーをこっそり抜け出した。
I slipped away from the party.
Means 'to leave quietly/softly'. Emphasizes the quiet manner of leaving.
彼は会議をそっと立ち去った。
He slipped away from the meeting.
Literally 'to disappear before one knows it'. Used when someone slips away without others noticing exactly when.
彼女はいつの間にかいなくなっていた。
She had slipped away without anyone noticing.
Simply 'to slip out/escape'. Can be used alone but often combined with adverbs like こっそり.
授業を抜け出す
slip away from class
To escape from a situation, grasp, or confinement, often narrowly or secretly.
General verb for 'to escape/run away'. Works for slipping away from danger or an unwanted situation.
泥棒は裏口から逃げた。
The thief slipped away through the back door.
To escape from something abstract (danger, responsibility). More literary/formal than 逃げる.
To slip through a crowd or barrier, often unnoticed.
For time or an opportunity to pass quickly or without being noticed.
Literally 'to pass in the blink of an eye'. Very common for time slipping away.
休みはあっという間に過ぎた。
The vacation slipped away in no time.
Means 'to pass without one realizing'. Emphasizes the unnoticed passage.
時間は知らないうちに過ぎていた。
Time had slipped away without me noticing.
To miss (an opportunity). Often used with チャンス (chance).
To die peacefully or gradually lose consciousness/life.
Euphemism for 'to pass away', literally 'to take one's last breath'. Suitable for slipping away peacefully.
彼は静かに息を引き取った。
He slipped away quietly.
Literally 'to pass away as if sleeping'. Poetic and gentle.
祖母は眠るように亡くなった。
My grandmother slipped away as if in sleep.
Literary/poetic for fading away or dying out. Can also describe sounds or lights.
Do not translate 'slip away' word-for-word as 滑り去る (suberi saru). It is not natural Japanese and sounds like physically sliding away.
危険から逃れる。
slip away from danger
人混みをすり抜けて逃げた。
He slipped away through the crowd.
I let the opportunity slip away.
His life seemed to slip away.