незанятыйvacuus [a, um]
популярныйpopularis [e];populariter
возможный(допустимый) possibilis [e];
gravis [e];serius [a, um];severus [a, um];austerus [a, um];constans [ntis];amplus [a, um] (morbus);tristis [e] (genus orationis);