い-adjective
鈍いにぶい
nibui鈍い (にぶい, nibui) — dull — is an い-adjective: 鈍かった (past), 鈍くない (negative), 鈍くて (te-form), 鈍いです (polite).
It also means blunt.
How 鈍い conjugates · い-adjective
Drop the final い, then add the ending.
Every form is built on the stem 鈍. The one that isn't: the polite present, which is the whole word plus です.
鈍い
dropsstem + ending
鈍かった鈍かったpast · It was blunt.
鈍くない鈍くないnegative · It isn't blunt.
鈍くて鈍くてte-form · It's blunt and …
鈍ければ鈍ければif · If it's blunt, ...
鈍いです鈍いです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 | 鈍い にぶい nibui | |
| past N5 It was blunt. | 鈍かった にぶかった nibukatta | |
| negative N5 It isn't blunt. | 鈍くない にぶくない nibukunai | |
| te-form N5 It's blunt and … | 鈍くて にぶくて nibukute | |
| past negative N4 It wasn't blunt. | 鈍くなかった にぶくなかった nibukunakatta | |
| cond. ば N3 If it's blunt, ... | 鈍ければ にぶければ nibukereba | |
| cond. たら N3 When it's blunt, ... | 鈍かったら にぶかったら nibukattara |
POLITE
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 鈍いです にぶいです nibuidesu | |
| past N5 It was blunt. | 鈍かったです にぶかったです nibukattadesu | |
| negative N5 It isn't blunt. | 鈍くないです にぶくないです nibukunaidesu | |
| past negative N4 It wasn't blunt. | 鈍くなかったです にぶくなかったです nibukunakattadesu |