| Word | Reading | Meaning |
| 誠に | じつに, まことに, げに, しんに | indeed, really, absolutely, truly, actually, very, quite |
| 誠意 | せいい | sincerity, good faith |
| 誠実 | せいじつ | sincere, honest, faithful |
| 忠誠 | ちゅうせい | loyalty, sincerity |
| 誠心 | せいしん | sincerity |
| 至誠 | しせい | sincerity, devotion |
| 誠 | まこと | truth, reality; sincerity, honesty, integrity, fidelity; that's right (used when recalling forgotten information, suddenly changing the subject, etc.) |
| 誠しやかに | まことしやかに | as if it were true, with seeming truth, plausibly |
| 誠心誠意 | せいしんせいい | in all sincerity, with one's whole heart, whole-hearted devotion |
| 丹誠 | たんせい | working earnestly, sincerity, diligence, effort, pains |