frivolity, frivolousness

boyishness, sincerity, guilelessness, ingenuousness, naivete, impishness, geniality, wryness, affability, pathos, profundity, knowingness, brio, amiability, gawkiness, joviality, nonchalance, soulfulness, didacticism, pretension, pomposity, gruffness, facetiousness, sunniness, slyness, bravado, brassiness, precociousness, bashfulness, irascibility, corniness, playfulness, cockiness, glibness, chirpiness, cheerfulness, staginess, insouciance, sentimentality, pretentiousness, zeal, winsomeness, smugness, diffidence, idealism, worldliness, wittiness, archness, theatricality, quirkiness, verve, tunefulness, sappiness, ebullience, smarminess, silliness, suaveness, cheeriness, blandness, breeziness, articulateness, cynicism, handsomeness, unpretentiousness, callowness, poeticism, cleverness, sweetness, boastfulness, rawness, ardency, ruefulness, humility, assuredness, sternness, dreaminess, cornpone, incredulousness, mien, honesty, sensibility, drollery, respectfulness, conceit, panache, insightfulness, exuberance, intellectualism, mischievousness, gravitas, good naturedness, romanticism, impassivity, mellowness, eloquence, triteness, haughtiness, sanguinity, fastidiousness, naivety, clownishness, casualness, seriousness, solemnity, fervency, earnest, thoughtfulness, thankfulness, vehemence, eagerness, fervour, intentness, contrition, fervor, gentleness, poignancy, urgency, ardor, ardour

commitedness, commitment, graveness, gravity, sedateness, soberness, sobriety, solemness, somberness, staidness

fulsomeness, oiliness, oleaginousness, smarminess, unction, unctuousness

trait

serious-mindedness