Translation guide
Expresses the idea of not keeping up with a schedule, group, or expected progress. Japanese uses different verbs depending on whether you are physically lagging, behind on work/studies, or trailing in a competition.
When someone or something is physically slower than others and gets left behind.
General verb for being late or falling behind schedule or others. Can be used for people, vehicles, or events.
He fell behind everyone else.
The bus is running late (falling behind schedule).
Passive form meaning 'to be left behind' by a group. Emphasizes the feeling of being abandoned or unable to keep up.
I was the only one left behind.
When you are not keeping up with tasks, deadlines, or expected progress.
Same verb as above, but used for non-physical delays. Very common.
I'm falling behind on work.
Literally 'not catching up'. Used when you are behind and struggling to reach the expected level.
I'm falling behind in class.
Means work or payments are piling up and not progressing. Slightly formal/written.
When someone is losing ground in a race, game, or comparison.
When you are late with payments, rent, or other dues.
遅れる is a general verb for being late or behind. 取り残される specifically means being left behind by a group, often with a nuance of isolation.
I missed the train (was late for it).
I was left behind by the train (it left without me).
落ちる (おちる) means 'to fall' physically or 'to fail an exam'. It does not mean 'falling behind' in progress. Use 遅れる or 追いついていない instead.
We're a week behind schedule.
Paperwork is falling behind (piling up).
We are falling behind in technology.
品質で他社に劣る。
We fall behind other companies in quality.