SCRUMPLING

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cigs clip cris crus culm cups curl curn curs cusp gimp gins gips girl girn glim glum gnus grim grin grip grum gulp guls gums guns iglu imps limn limp ling lins lips lisp lugs lump lums lung mics migs mils mips mirs mugs muni muns nils nims nips nurl pics pigs ping pins pirn plug plum plus prig prim pugs puli puls pung puns puri purl purs rigs rims ring rins rips rugs ruin rump rums rung runs scum scup sign simp sing slim slip slug slum slur smug snip snug spic spin spun spur sump sung umps unci uric urns urps