grave; solemn; serious
harsh (e.g. truth); hard; strict
彼の厳粛な態度に驚いた。
I was surprised by his solemn attitude.
厳粛な式典が行われた。
A solemn ceremony was held.
教会で厳粛な誓いを立てた。
A solemn vow was made at the church.