渋い， しぶい
1. astringent, bitter, puckery, rough, harsh, tart
2. austere, elegant (and unobtrusive), refined, quiet (and simple), sober, sombre, subdued, tasteful (in a quiet way), understated
3. sour (look), glum, grim, sullen, sulky
4. stingy, tight-fisted
tbd