Synonyms to long face

decorousness, demureness, earnestness, formality, frown, glower, gravity, grimace, grimness, lower, moue, mow, pout, scowl, sedateness, seriousness, sober-mindedness, soberness, sobersidedness, sobersides, sobriety, solemnity, solemnness, somberness, staidness, straight face, thoughtfulness, weightiness, wry face, abandon, absorption, advertence, advertency, alertness, ardency, ardor, assiduity, assiduousness, attention, attention span, attentiveness, awareness, care, commitment, committedness, concentration, consciousness, consideration, decidedness, decision, decisiveness, dedication, definiteness, deliberation, determinateness, determination, determinedness, devotedness, devotion, devoutness, diligence, doggedness, ear, earnest, engrossment, faith, faithfulness, fervency, fervidness, fervor, fidelity, fire, firmness, heartiness, heat, heatedness, heed, heedfulness, impassionedness, intensity, intentiveness, intentness, loyalty, mindfulness, note, notice, observance, observation, obstinacy, passion, passionateness