Translation guide
The English phrase 'put in' has several common meanings: inserting something into a space, investing time/effort, installing something, submitting an application, or adding an ingredient. This guide covers natural Japanese expressions for each use.
To put an object into a container, space, or opening.
The most common and general verb for putting something in. Used for objects, people, and abstract things.
I put the keys in my pocket.
Please put sugar in the coffee.
Implies putting something away where it belongs, often with a sense of tidying up or completing the action.
I put the books away on the bookshelf.
To insert something into a slot or narrow opening, like a card or plug.
Please insert the card.
To spend time or work hard on something.
Literally 'to spend time', used when you dedicate time to a task.
I put a lot of time into this project.
To make an effort, often used with 'put in effort'.
He put in effort to succeed.
Literally 'put strength into', meaning to focus effort on something.
To install equipment or fixtures.
To submit an application, request, or document.
To add an ingredient while cooking.
Do not translate 'put in' word-for-word as '入れる' in every context. For example, 'put in effort' is not '努力を入れる' but '努力する' or '力を入れる'.
I'm putting effort into this problem.
I put in for a job.
I put the vegetables in the pot.