い-adjective
丸いまるい
marui丸い (まるい, marui) — round — is an い-adjective: 丸かった (past), 丸くない (negative), 丸くて (te-form), 丸いです (polite).
It also means circular; spherical.
How 丸い conjugates · い-adjective
Drop the final い, then add the ending.
Every form is built on the stem 丸. The one that isn't: the polite present, which is the whole word plus です.
丸い
dropsstem + ending
丸かった丸かったpast · It was round.
丸くない丸くないnegative · It isn't round.
丸くて丸くてte-form · It's round and …
丸ければ丸ければif · If it's round, ...
丸いです丸いですpolite presentkeeps the い
Every い-adjective works this way. The one exception is いい, which conjugates from its older form よい.
N5 N tags give the JLPT level at which the game starts quizzing a form.
PLAIN
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 丸い まるい marui | |
| past N5 It was round. | 丸かった まるかった marukatta | |
| negative N5 It isn't round. | 丸くない まるくない marukunai | |
| te-form N5 It's round and … | 丸くて まるくて marukute | |
| past negative N4 It wasn't round. | 丸くなかった まるくなかった marukunakatta | |
| cond. ば N3 If it's round, ... | 丸ければ まるければ marukereba | |
| cond. たら N3 If it turns out round, ... | 丸かったら まるかったら marukattara |
POLITE
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 丸いです まるいです maruidesu | |
| past N5 It was round. | 丸かったです まるかったです marukattadesu | |
| negative N5 It isn't round. | 丸くないです まるくないです marukunaidesu | |
| past negative N4 It wasn't round. | 丸くなかったです まるくなかったです marukunakattadesu |