Verb:

कुंठित हो जाना, कुंठित करना, कुंठित कर देना, मंद होना, धुंधला करना, मंद बनाना,

Adjective:

मति-मंद, निष्प्राण, खिन्न, जड़, मूर्ख, निष्क्रय, उदास, निष्प्रभ, मंद, कुंठित,

duller's Usage Examples:

The principal supply is in West Rutland, Proctor and Pittsford; this, the "Rutland marble," is a duller, less lustrous white, and of a greater durability than the Carrara marble, and is used largely for monuments and statuary.

It is well known in England for its graceful habit, the slender, grey - or white - barked stem, the delicate, drooping branches and the quivering leaves, a bright, clear green in s p r i n g, becoming duller in the summer, but often keeping their greenness rather late into the 5 autumn.

Those on the other hand which reside on the ground have much duller, although as a rule equally protective hues.

White, for instance, should be much employed in July, to break the duller blues and purples which then preponderate.

These are dispelled by heat and the flint becomes white and duller in lustre.

L'Insecte, in the same key, but duller, followed.

An unwaxed cork tile will look duller in appearance.

By instinct and temperament he was more impelled to the adventurous toils of exploration than to the duller task of building colonies.

Cannel is more compact and duller than ordinary coal, and can be wrought in the lathe and polished.

The battle still raged in the distance, the colors duller against the morning sky.

Synonyms:

leaden, lackluster, arid, dreary, colorless, humdrum, drab, colourless, unanimated, lusterless, spiritless, bovine, desiccated, dullness, lustreless, heavy, lacklustre, monotonous, desiccate,

Antonyms:

colorful, animated, colourful, spirited, lively,