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| Form | Affirmative | Negative |
|---|---|---|
| Present | 積み重なる | 積み重ならない |
| Polite | 積み重なります | 積み重なりません |
| Past | 積み重なった | 積み重ならなかった |
| Polite + Past | 積み重なりました | 積み重なりませんでした |
| Te-form | 積み重なって | 積み重ならなくて |
| Potential | 積み重なれる | 積み重なれない |
| Passive | 積み重なられる | 積み重なられない |
| Causative | 積み重ならせる | 積み重ならせない |
| Causative + Passive | 積み重ならされる | 積み重ならされない |
| Imperative | 積み重なれ | 積み重なるな |
Sottaku
Sottaku is an app for learning a growing range of Asian and European languages with a strong focus on SRS. It includes automatic flashcard creation for hundreds of thousands of words, grammar breakdowns in example sentences, language-specific study packs where available, adaptive quizzes, mobile apps, a browser extension, and community features. Give it a try now! All learning content is free with no limits on flashcards or study time.
Sottaku is built to match the habits of successful learners. By using Sottaku, you will naturally learn in the most efficient way possible, as proven by countless success stories in the language learning community.
Free Forever
Access all grammar guides, quizzes, and flashcards without paying a cent. Quality education should be accessible to everyone.
Smart SRS System
Our flashcard system uses the FSRS algorithm (also used in Anki) to optimize your review schedule and maximize retention.
Comprehensive Content
From hanzi, kana, hangul, and European vocabulary basics to grammar and reading practice where available, we have lessons for every level. Practice with quizzes tailored to your skill.
Community Chat
Ask level-appropriate questions and get help from the community. Learn together with fellow learners across every supported language.