spumous
41spume — [spyo͞om] n. [ME < MFr espume < L spuma: see FOAM] foam, froth, or scum vt., vi. spumed, spuming to foam or froth spumous adj. spumy spumier spumiest …
42spume — n. & v.intr. froth, foam. Derivatives: spumous adj. spumy adj. (spumier, spumiest). Etymology: ME f. OF (e)spume or L spuma …
43spu|mous — «SPYOO muhs», adjective. consisting of froth or scum; foamy: »The boat made a spumous track upon the water …