colourless
adjective
[ ˈkʌləlɪs ]
• (especially of a gas or liquid) without colour.
• "a colourless liquid"
• lacking distinctive character or interest; dull.
• "the book is rather colourless, like its author"
Similar:
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,
