earnestnessEnglish → SpanishOxford English–Spanishearnestness /AmE ˈərnəs(t)nəs , BrE ˈəːnɪs(t)nəs / noun [uncountable]: 1 (of character) seriedad f; (of tone) gravedad f2 (of belief) sinceridad f; (of desire) fervor m