Synonyms of colourless in English:

colourless


See definition of colourless

adjective

1‘a colourless liquid’

SYNONYMS
uncoloured, white, bleached, faded, washed out
literary achromatic
technical achromic
ANTONYMS

coloured

2‘colourless cheeks’

SYNONYMS
pale, pallid, wan, anaemic, bloodless, ashen, white, white as a ghost, white as a sheet, grey, jaundiced, waxen, chalky, chalk white, milky, pasty, pasty-faced, whey-faced, peaky, sickly, tired-looking, washed out, sallow, drained, drawn, sapped, ghostly, deathly, deathlike, bleached
rare etiolated
ANTONYMS

rosy

3‘a colourless personality’

SYNONYMS
uninteresting, dull, boring, tedious, monotonous, dry, drab, dreary, wearisome
unexciting, bland, non-stimulating, unimaginative, uninspiring, uninspired, weak, insipid, lustreless, lacklustre, vapid, flat, stale, trite, vacuous, feeble, pallid, wishy-washy, limp, lame, tired, lifeless, torpid, unanimated, zestless, spiritless, sterile, anaemic, barren, tame, bloodless, antiseptic
middle-of-the-road, run-of-the-mill, commonplace, mediocre, nondescript, characterless, mundane, inoffensive, humdrum, prosaic
ANTONYMS

colourful