い-adjective
強いつよい
tsuyoi強い (つよい, tsuyoi) — strong — is an い-adjective: 強かった (past), 強くない (negative), 強くて (te-form), 強いです (polite).
It also means potent; competent.
How 強い conjugates · い-adjective
Drop the final い, then add the ending.
Every form is built on the stem 強. The one that isn't: the polite present, which is the whole word plus です.
強い
dropsstem + ending
強かった強かったpast · It was strong.
強くない強くないnegative · It isn't strong.
強くて強くてte-form · It's strong and …
強ければ強ければif · If it's strong, ...
強いです強いです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 | 強い つよい tsuyoi | |
| past N5 It was strong. | 強かった つよかった tsuyokatta | |
| negative N5 It isn't strong. | 強くない つよくない tsuyokunai | |
| te-form N5 It's strong and … | 強くて つよくて tsuyokute | |
| past negative N4 It wasn't strong. | 強くなかった つよくなかった tsuyokunakatta | |
| cond. ば N3 If it's strong, ... | 強ければ つよければ tsuyokereba | |
| cond. たら N3 When it's strong, ... | 強かったら つよかったら tsuyokattara |
POLITE
| Form | Conjugation | Audio |
|---|---|---|
| present N5 | 強いです つよいです tsuyoidesu | |
| past N5 It was strong. | 強かったです つよかったです tsuyokattadesu | |
| negative N5 It isn't strong. | 強くないです つよくないです tsuyokunaidesu | |
| past negative N4 It wasn't strong. | 強くなかったです つよくなかったです tsuyokunakattadesu |