Synonyms of lightless

1 Syllable

faint, dusk, dark, dims, dim

2 Syllables

veiled, dimmest, darker, murky, adusk, dense, twilit, clouded, dusky, mater, duskier, rayless, unlit, dimmer, blurred, somber, shady, matest, gloomier, gloomy, darkest

3 Syllables

umbrageous, aphotic, tenebrous, indistinct, ill-lighted, unlighted

4 Syllables

obfuscated, caliginous, crepuscular, fuliginous, overclouded

6 Syllables

unilluminated