Explore Words Kanji Grammar Guides

Analyzing sentence…

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

Analyzer

Sentence analysis

9Spans

Sentence

1000 character limit

Sentence

約やく束そくを忘わすれていたのではっとした。

Span Details

約やく束そく

promise; agreement; one's word; contract

noun, suru verb

忘わすれ

forget; leave behind

-> 忘れるichidan verb

ongoing or resultant state

-> ているgrammar

past tense or completed action

suddenly realize; all of a sudden

light/support verb with a noun or noun-like phrase

-> するgrammar

past tense or completed action