Synonyms and related words :
abandon, ardency, ardor, commitment, committedness, decidedness, decision, decisiveness, decorousness, dedication, definiteness, demureness, determinateness, determination, determinedness, devotedness, devotion, devoutness, earnest, earnestness, faith, faithfulness, fervency, fervidness, fervor, fidelity, fire, formality, gravity, grimness, heartiness, heat, heatedness, impassionedness, intensity, intentness, long face, loyalty, moderation, no joke, no laughing matter, obstinacy, passion, passionateness, perseverance, persistence, purpose, purposefulness, relentlessness, resoluteness, resolution, resolve, resolvedness, sedateness, self-will, sincerity, single-mindedness, sober-mindedness, soberness, sobersidedness, sobersides, sobriety, solemnity, solemnness, somberness, spirit, staidness, straight face, temperance, tenacity, thoughtfulness, total commitment, vehemence, warmth, weightiness, will, zeal