S1A1P3R1O1P3E1L1
12 points
SAPROPEL is validvalid
mud consisting chiefly of decaying organic matter [n SAPROPELS]
(Greek) a slimy sediment laid down in water, largely organic in origin [n -S]
mud consisting chiefly of decaying organic matter [n SAPROPELS]
(Greek) a slimy sediment laid down in water, largely organic in origin [n -S]