約束を守ることを誓わなければいけない。

Sentence Analyzer

約束 守る こと 誓わなければいけない

English Translation

You must bind yourself to keep the promise.

Furigana

約束(やくそく)(まも)ることを(ちか)わなければいけない。

Romanji

Yakusoku o mamoru koto o chikawanakerebaikenai.

Words

約束 (やくそく)
promise; agreement; arrangement; one's word; contract; pact; appointment; engagement; date; convention; rule; destiny; fate
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
守る (まもる)
to protect; to guard; to defend; to keep (i.e. a promise); to abide (by the rules); to observe; to obey; to follow
(こと、こん)
thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
誓う (ちかう)
to swear; to vow; to take an oath; to pledge

Kanji

Readings: ヤク、 つづ.まる、 つづ.める、 つづま.やか
Meanings: promise, approximately, shrink
Readings: ソク、 たば、 たば.ねる、 つか、 つか.ねる
Meanings: bundle, sheaf, ream, tie in bundles, govern, manage, control
Readings: シュ、 ス、 まも.る、 まも.り、 もり、 -もり、 かみ
Meanings: guard, protect, defend, obey
Readings: セイ、 ちか.う
Meanings: vow, swear, pledge