duller

boring dim dumb simple slow sluggish stupid tedious

addled low shallow

backward besotted brainless daffy daft dense dim-witted doltish feeble-minded half-baked ignorant imbecilic indolent insensate moronic not bright numskulled obtuse scatterbrained simple-minded stolid thick unintellectual vacuous wearisome witless

active bright cognizant exciting fast intelligent interesting smart

clear eventful keen knifelike light lively luminous lustrous pointed quick sensitive serrated sharp vivacious witty

boring flat lifeless listless placid quiet slow sluggish

accustomed blank callous depressed empty even slack still

apathetic colorless dead heavy impassible inactive indifferent inert insensible jejune languid lumpy monotonous passionless prosaic regular routine spiritless stagnant stolid torpid unexciting unresponsive unsympathetic usual vacuous

active agitated alert energetic fast lively spirited

filled full satisfied

bright clear eventful exciting intelligent interesting keen knifelike light luminous lustrous pointed quick sensitive serrated sharp smart vivacious witty

dismal dreary dry flat humdrum ordinary repetitive stale stupid tame tedious tiresome uninspiring

abused driveling plain stock tired

archaic arid big yawn blah colorless common commonplace dead familiar hackneyed heavy ho hum hoary insipid jejune longwinded monotonous oft-repeated out-of-date pointless prolix prosaic prosy repetitious routine run-of-the-mill soporific trite unimaginative usual usual thing vapid worn-out

bright exciting happy interesting light lively pleasant

active clear eventful intelligent keen knifelike luminous lustrous pointed quick sensitive serrated sharp smart vivacious witty

flat

blunt blunted round square turned

edentate edentulate edgeless not keen obtuse pointless toothless unpointed unsharpened

dishonest

active bright clear eventful exciting intelligent interesting keen knifelike light lively luminous lustrous pointed quick sensitive serrated sharp smart vivacious witty

boring flat lifeless listless placid quiet slow sluggish tight

accustomed depressed even slack still yawn

apathetic blah dead draggy falling off inactive inert languid monotonous regular routine sitting tight slothful stagnant stolid torpid unexciting unresponsive usual without incident

active agitated alert energetic fast lively spirited

bright clear eventful exciting intelligent interesting keen knifelike light luminous lustrous pointed quick sensitive serrated sharp smart vivacious witty

cloudy cold dark dim dismal flat hazy lifeless muddy muted obscure soft somber subdued

black blind dun faded low matte muffled overcast plain sober softened

ashen colorless dead dingy dusky feeble grimy indistinct leaden mousy murky opaque shadowy sooty subfusc toned-down unlit

apparent bright brilliant cheerful clear distinct excited good happy hopeful intelligent light rough smart visible

active eventful exciting interesting keen knifelike lively luminous lustrous pointed quick sensitive serrated sharp vivacious witty