Conjugation

できる

dekiru

be able to

Ichidan verb, group 2.

  • No potential

    できる already says an ability or a state: it has no potential form.

Newbie

The polite forms to talk about now, the future, and the past, and the te-form of requests.

  1. Polite present · -masu

    What you do, usually or soon, said politely. Japanese has one form for the present and the future.

    1. affirmativeできますdekimasu
    2. negativeできませんdekimasen

  2. Polite past · -mashita

    What you did, or did not do, said politely.

    1. affirmativeできましたdekimashita
    2. negativeできませんでしたdekimasen deshita

  3. Te-form

    Links actions (and then…), and with ください asks politely.

    1. できてdekite
    2. requestできてくださいdekite kudasai

  4. Let’s · -mashō

    To suggest doing something together: let’s…

    1. できましょうdekimashō

  5. Wanting to · -tai

    What you want to do. Add です to be polite.

    1. affirmativeできたいdekitai
    2. negativeできたくないdekitakunai