yán​kù

harsh

严酷 嚴酷 yán​kù
harsh adjective
extremely strict, stern, or severe; (as of discipline, tests, or reality) grim and demanding
cruel
(as of environments, climates, or treatment) ruthless, bitter, or physically severe

Frequency

Movie subtitles
1.91 per million appears in 1% of films
Written text
1.61 per million

Sources