Part of speech:
Marked by a retarded tempo:
Lacking luster; dull or subdued:
Slow to apprehend; thickheaded.
The definition of stuffy is a nose that is full of mucus, or a room that is not properly ventilated, or a conservative or stodgy person.
Occurring frequently or habitually; usual:
(Theol.) Causing spiritual death
The definition of bland is something that is lacking in flavor.
The definition of flat is something with a smooth level surface, something touching with as many points as possible, something that doesn't vary, or something that is dull in taste or appearance.
(Linguistics) Of, relating to, or being a syllable ending in a long vowel or in a vowel plus two consonants.
The definition of tame is something that is gentle, timid, or no longer wild and savage.
The definition of stale is something that is old or no longer fresh or new.
Not brilliant or glaring; subdued:
Not characterized by luxury or elaborate commitments:
The definition of gloomy is dark, depressing or dim.
Clouded or blurred by or as if by fog; vague:
The definition of faint is something without strength such as a very quiet sound or a very light color.
Not bright or lively; dull, dreary, or monotonous
Dirty-colored; not bright or clean; grimy
Obscure; vague; not clear
Lacking reason or purpose:
Somewhat crazy; eccentric:
The definition of poky is slow, small and uncomfortable, or dowdy.
The definition of slack is someone or something weak, slow, relaxed or careless.
Still; calm; motionless
Not carbonated; lacking effervescence:
Not loud; soft:
Mentally slow or confused; lethargic or stupid
Impenetrable by the eyes:
Sickly pale; pallid
Not light or bright; dull
Not bright and clear in color; somewhat dull or drab. Often used in combination:
Very dark in color:
Dark or black like soot
Covered with or full of grime; very dirty
Somber or dark in hue.
Rather dark in color:
(Obs.) Pale; wan
Having, expressing, or showing low spirits or sorrow; unhappy; mournful; sorrowful
Stimulating and invigorating:
Fierce or impetuous; violent:
Amusingly clever; witty:
Reacting immediately and sharply:
Not obscured or darkened; bright:
Easy to perform or accomplish; requiring little effort:
Enthusiastic about or involved with to a disproportionate degree. Often used in combination:
Find another word for duller. In this page you can discover 63 synonyms, antonyms, idiomatic expressions, and related words for duller, like: slower, dumber, dimmer, denser, older, stodgier, stuffier, commoner, deadlier, blander and flatter.