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v. Simple past tense and past participle of scum.

"Clutching the woodwork of the galley for support, — and I confess the grease with which it was scummed put my teeth on edge, — I reached across a hot cooking-range to the offending utensil, unhooked it, and wedged it securely into the coal-box."

scummed    scumming    scums   

rabble    ragtag    riffraff    ragtag and bobtail    remove    get rid of   

scummy    scumbag   

scumming    scummed   

scummed    scumming   

dross    refuse    recrement    skim    despumate    film    foam    dregs    slag    scoriae   

Brum    Krum    Mum    alum    become    brum    bum    chum    clum    come   

slime    bastard    dregs    vermin    wretch    dross    filth    garbage    ooze    puddle