squalidus
squalidus, squalida, squalidum
adj. squalid, filthy;

squalor
squalor, squaloris
n. m. squalor, filth;

squalus
squalus, squali
n. m. kind of fish;

squama
squama, squamae
n. f. scale; metal-plate used in the making of scale-armor;

squameus
squameus, squamea, squameum
adj. scaly;

squamiger
squamiger, squamigera, squamigerum
adj. scaly;

squamosus
squamosus, squamosa, squamosum
adj. scaly;

squatina
squatina, squatinae
n. f. shark; skate (Pliny);

squilla
squilla, squillae
n. f. shrimp; prawn; crayfish; term covering number of crustaceans;