Solemnness(n.) The state or quality of being solemn; solemnity; impressiveness; gravity; as, the solemnness of public worship.
Thesaurus Entries
abandon, absorption, advertence, advertency, alertness, ardency, ardor, assiduity, assiduousness, attention, attention span, attentiveness, awareness, care, commitment, committedness, concentration, consciousness, consideration, decidedness, decision, decisiveness, decorousness, dedication, definiteness, deliberation, demureness, determinateness, determination, determinedness, devotedness, devotion, devoutness, diligence, doggedness, ear, earnest, engrossment, faith, faithfulness, fervency, fervidness, fervor, fidelity, fire, firmness, formality, gravity, grimness, heartiness, heat, heatedness, heed, heedfulness, impassionedness, intensity, intentiveness, intentness, long face, loyalty, mindfulness, note, notice, observance, observation, obstinacy, passion, passionateness, perseverance, persistence, purpose, purposefulness, regard, regardfulness, relentlessness, remark, resoluteness, resolution, resolve, resolvedness, respect, sedateness, self-will, seriousness, sincerity, single-mindedness, sober-mindedness, soberness, sobersidedness, sobersides, sobriety, solemnity, solemnness, somberness, spirit, staidness, straight face, tenacity, thought, thoughtfulness, total commitment, vehemence, warmth, weightiness, will, zeal