しっかりした (translations)→ assured brave crack dependable disciplined firm heavy indissoluble purposeful solid steadily steady strong
現実的な (translations)→ actual hard-boiled pragmatic real realistic substantive
合理的な (translations)→ rational reasonable sensical
抜け目のない (translations)→ cagey ingenious serpentine
冷静な (translations)→ blank calm collected cool detached even impassive level phlegmatic