Katsuyo

い-adjective

凄いすごい

sugoi

terrible · N4

凄い (すごい, sugoi) — terrible — is an -adjective: すごかった (past), すごくない (negative), すごくて (te-form), すごいです (polite).

It is usually written in kana: すごい rather than 凄い. It also means dreadful.

How すごい conjugates · -adjective

Drop the final , then add the ending.

Every form is built on the stem すご. The one that isn't: the polite present, which is the whole word plus です.

すご dropsstem + ending
すごかったすごかったpast · It was amazing. すごくないすごくないnegative · It isn't amazing. すごくてすごくてte-form · It's amazing and … すごければすごければif · If it's amazing, ... すごいですすごいですpolite presentkeeps the い

Every -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

FormConjugationAudio
present N5 すごい 凄い sugoi
past N5 It was amazing. すごかった 凄かった sugokatta
negative N5 It isn't amazing. すごくない 凄くない sugokunai
te-form N5 It's amazing and … すごくて 凄くて sugokute
past negative N4 It wasn't amazing. すごくなかった 凄くなかった sugokunakatta
cond. ば N3 If it's amazing, ... すごければ 凄ければ sugokereba
cond. たら N3 If it turns out amazing, ... すごかったら 凄かったら sugokattara

POLITE

FormConjugationAudio
present N5 すごいです 凄いです sugoidesu
past N5 It was amazing. すごかったです 凄かったです sugokattadesu
negative N5 It isn't amazing. すごくないです 凄くないです sugokunaidesu
past negative N4 It wasn't amazing. すごくなかったです 凄くなかったです sugokunakattadesu