1‘it was the custom to wear very sombre clothes to a funeral’
dark, dark-coloured, dull, dull-coloured, drab, dingy, shady
restrained, subdued, sober, funereal, severe, austere
2‘he looked at her with a sombre expression’
solemn, earnest, serious, grave, sober, unsmiling, poker-faced, stern, grim, dour, humourless, stony-faced
gloomy, depressed, sad, melancholy, dismal, doleful, mournful, joyless, cheerless, lugubrious, funereal, sepulchral
We take a look at several popular, though confusing, punctuation marks.