誠実 (Seijitsu) is a Japanese na-adjective meaning “sincere, honest, faithful”.
Meanings
- na-adjective, nounsincere; honest; faithful
Examples
彼は約束に誠実である。
He is sincere in his promises.
彼はとても誠実な人だ。
He is a very sincere person.
彼女は約束を誠実に守った。
She was faithful to her promise.
Sentences from Tatoeba (CC BY 2.0 FR).