私は彼が約束を果たすだろうと確信している。

Sentence Analyzer

English Translation

I'm sure he'll be as good as his word.

Furigana

私(わたし)は彼(かれ)が約束(やくそく)を果(は)たすだろうと確信(かくしん)している。

Romanji

Watashi wa kare ga yakusoku o hatasu darou to kakushinshiteiru.

Words

私 (わたし、わたくし)

I; me; private affairs; personal matter; secrecy; selfishness

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

彼 (かれ)

he; him; his; boyfriend

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

約束 (やくそく)

promise; agreement; arrangement; one's word; contract; pact; appointment; engagement; date; convention; rule; destiny; fate

を (を)

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.

果たす (はたす)

to accomplish; to achieve; to carry out; to fulfill; to fulfil; to realize; to execute; to perform; to do; to do ... completely; to do ... entirely

だ (だ)

be; is; indicates past or completed action; indicates light imperative

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

確信 (かくしん)

conviction; belief; confidence