Antonyms for dull
all:
sharp,
lively,
bright.
boring, uninteresting:
pleasant,
happy.
drab, lackluster in effect on senses:
distinct,
visible,
excited,
hopeful,
rough,
brilliant,
apparent,
good,
cheerful.
insensitive:
agitated,
filled,
full,
satisfied,
alert,
energetic,
spirited.
not sharp:
dishonest.
unintelligent:
keen,
smart,
exciting,
eventful,
witty,
bright,
lively,
active,
quick,
luminous,
light,
serrated,
cognizant,
lustrous,
sharp,
knifelike,
sensitive,
pointed,
vivacious,
intelligent,
clear,
fast,
interesting.
noun:
plangent,
blaring,
jagged,
vociferous,
sapient,
rousing,
sensible,
spiny,
showy,
energizing,
knowledgeable,
harsh,
prickly,
educated,
silver,
wily,
earsplitting,
enlivening,
zippy,
satin,
clamorous,
scintillant,
Overloud,
foxy,
bright as a new penny,
squealing,
scholarly,
shrewd,
glazed,
touching,
sheeny,
dark,
raucous,
valid,
roaring,
shimmery,
spikelike,
surprising,
mesmerizing,
silklike,
cunning,
rich,
painted,
glimmering,
skilled,
resounding,
informed,
cloudless,
hardworking,
shellacked,
spellbinding,
Lacerating,
blasting,
Self-luminous,
vivid,
dyed,
stained,
Dinning,
jabbing,
flashy,
tantalizing,
spectacular,
ringing,
brazen,
discordant,
beguiling,
reverberant,
invigorating,
slippery,
Gemmy,
gaudy,
sunshiny,
splashy,
varnished,
shimmering,
moving,
learned,
percipient,
sound,
springy,
sedulous,
pure,
saturated,
spiked,
deep,
needlelike,
spiky,
garish,
tinged,
illuminated,
tinted,
literate,
silvern,
animating,
strident,
illumined,
erudite,
sunlit,
resplendent,
sparkling,
grating,
crashing,
logical,
thundering,
thunderous,
deafening,
sonorous,
clarion,
scratching,
lit,
trained,
provocative,
booming,
shrill,
suspenseful,
stentorian,
resourceful,
noisy,
sane,
sensational,
obstreperous,
vibrant,
highbrow,
cerebral,
well-read,
clangorous,
schooled.