B3Y4S1S1I1
10 points
BYSSI is validvalid
BYSSUS, a fine linen [n]
BYSSUS, (Latin) a filamentous tuft by which molluscs attach themselves to rocks; a fine flax and fabric woven from it [n]
BYSSUS, a fine linen [n]
BYSSUS, (Latin) a filamentous tuft by which molluscs attach themselves to rocks; a fine flax and fabric woven from it [n]