いかつい の訳語→ brutal gaunt grim heavy omnious stolid
いかめしい の訳語→ forbidding imposing impressive magnificent ponderous
まじめくさって の訳語→ earnestly gravely
強さ の訳語→ force intension lead power richness strength temperature
強硬な の訳語→ hard-line hardass strong unbending
厳しい の訳語→ acerbic acrimonious adamantine astringent awful difficult firm hard hard-time harsh hurt implacable intense maximum monastic peppery precarious restrain rigorous rocky severe sharp sternly strict torrid trying