Analyzer
Sentence analysis
8Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
忘れっぽい
forgetful; absent-mindedi-adjective
ので、
because; sincegrammar
約束
promise; agreement; one's word; contract; appointment; engagement; date; convention; rule; destiny; fatenoun, suru verb
を
object markergrammar
忘れがち
forgetful; prone to forgetting; negligentna-adjective
だ。
plain copulagrammar