Katsuyo

い-adjective

ややこしい

yayakoshii

complicated · N1

ややこしい (yayakoshii) — complicated — is an い-adjective: ややこしかった (past), ややこしくない (negative), ややこしくて (te-form), ややこしいです (polite).

It also means complex; intricate.

How ややこしい conjugates · い-adjective

Drop the final い, then add the ending.

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

ややこしい dropsstem + ending
ややこしかったややこしかったpast · It was complicated. ややこしくないややこしくないnegative · It isn't complicated. ややこしくてややこしくてte-form · It's complicated and … ややこしければややこしければif · If it's complicated, ... ややこしいですややこしいですpolite presentkeeps the い

Every い-adjective works this way. The one exception is いい, which conjugates from its older form よい.

PLAIN

FormConjugationAudio
present ややこしい yayakoshii
past It was complicated. ややこしかった yayakoshikatta
negative It isn't complicated. ややこしくない yayakoshikunai
te-form It's complicated and … ややこしくて yayakoshikute
past negative It wasn't complicated. ややこしくなかった yayakoshikunakatta
cond. ば If it's complicated, ... ややこしければ yayakoshikereba
cond. たら When it gets complicated, ... ややこしかったら yayakoshikattara

POLITE

FormConjugationAudio
present ややこしいです yayakoshiidesu
past It was complicated. ややこしかったです yayakoshikattadesu
negative It isn't complicated. ややこしくないです yayakoshikunaidesu
past negative It wasn't complicated. ややこしくなかったです yayakoshikunakattadesu