sù​sù

reverent

肃肃 肅肅 sù​sù
reverent
(literary) respectful or solemn; describes an attitude of deep reverence
swiftly
(literary) moving quickly or in a hurried manner
soughing
(literary) a sound describing the whistling or soughing of the wind
solemn and orderly
(literary) describing something that is strict, solemn, or well-ordered, especially in the context of administration or labor