The Database

129 Verbs

Every verb the Conjugator drills, grouped by the ending that decides how it conjugates. Tap a verb to open all of its forms; tap a tile to show or hide a type.

Japanese has exactly two irregular verbs, and , and they have a group to themselves. The group below holds the compounds — , — which are する with a noun in front and conjugate exactly like it.

🔸 Why is irregular?

is one of only two truly irregular verbs in Japanese (along with ). Unlike godan or ichidan verbs, its stem changes unpredictably across conjugations:

Dictionary: (kuru)
ます form: (kimasu)
て form: (kite)
Negative: (konai)

Notice how the reading changes: ku-ru → ki-masu → ki-te → ko-nai. This vowel shift (u → i → i → o) doesn't follow any standard pattern, which is why it must be memorized separately.

Ready to practise?

Every verb above is one the Conjugator can drill — forwards, or backwards in Rewind.