lacking

noun 0.636

lack

noun 0.631

luster

noun 0.621

mediocre

noun 0.621

listlessness

noun 0.618

lustre

noun 0.607

humdrum

noun 0.591

languid

noun 0.591

drabness

noun 0.586

lame

noun 0.571

mediocrity

noun 0.571

lassitude

noun 0.569

lethargy

noun 0.567

dullness

noun 0.564

languor

noun 0.564

insipidity

noun 0.560

languidness

noun 0.559

boring

noun 0.557

dismalness

noun 0.557

damp squib

noun 0.552

drab

noun 0.550

lackey

noun 0.548

sluggishness

noun 0.548

duller

noun 0.548

dullard

noun 0.548

lukewarmness

noun 0.547

nondescript

noun 0.540

lagging

noun 0.538

limpness

noun 0.536

lameness

noun 0.536

inadequate

noun 0.534

lowlight

noun 0.533

boringness

noun 0.530

lazy

noun 0.529

vapidity

noun 0.523

shiftlessness

noun 0.522

blandness

noun 0.522

underachiever

noun 0.522

laggard

noun 0.520

ennui

noun 0.518

dreariness

noun 0.516

laziness

noun 0.516

underperformance

noun 0.512

lessness

noun 0.511

underachievement

noun 0.510

glimmer

noun 0.509

luma

noun 0.509

mundaneness

noun 0.509

lacquer

noun 0.509

flat affect

noun 0.509

bleakness

noun 0.508

shoddy

noun 0.508

mundane

noun 0.508

glimmering

noun 0.508

lifelessness

noun 0.507

glumness

noun 0.507

gloomy

noun 0.507

sucky

noun 0.505

lovelessness

noun 0.505

bleak

noun 0.504

meagre

noun 0.504

anticlimax

noun 0.504

subaverage

noun 0.503

sluggard

noun 0.502

inadequacy

noun 0.501

laze

noun 0.501

dimness

noun 0.501