βαλιός

Etymology
The formation is similar to and other colour adjectives. Since *b- is rare in Proto-Indo-European, it has been considered a loanword from another language, perhaps Thracian, Phrygian and Illyrian. If so, the genuinely Greek cognate would have to be. Pokorny posits. Also Comparing 🇨🇬, close to, or from it.

Adjective

 * 1) spotted, dappled, mottled
 * 2) swift, rapid, fast
 * 1) swift, rapid, fast