Flake

fiocco

(thin chiplike layer)

scaglia

(archaeology: thin stone tool)

schizzo

(thin chiplike layer)

tirapacchi

(an unreliable person)

scheggiare

(to break or chip)

scheggiarsi

(to break or chip)

tirare il pacco

(To prove unreliable or impractical; to abandon or desert, to fail to follow through)