Akademik

serious
I (devoted) adjective ardent, assiduous, decided, dedicated, determined, devout, dogged, dutiful, eager, earnest, faithful, fervent, firm, fixed, intent, loyal, passionate, purposeful, relentless, resolute, resolved, settled, sincere, steadfast, steady, tenacious, true, uncompromising, unfaltering, unswerving, unyielding, zealous associated concepts: serious crime, serious wrongdoing II (crave) adjective austerus, consequential, critical, crucial, dangerous, dire, dreadful, fatal, gravis, great, grim, highly serious, important, intense, momentous, pensive, pressing, serius, severe, severus, sober, solemn, stern, weighty associated concepts: serious and willful misconduct, serious bodily injury, serious crime, serious harm, serious wrongdoing III index chronic, critical (crucial), dangerous, dire, earnest, exigent, grave (important), grave (solemn), important (significant), insistent, major, momentous, pensive, pernicious, persistent, pertinacious, purposeful, resolute, solemn, steadfast, urgent

Burton's Legal Thesaurus. . 2006