cippus circus cirici cirri- cirrus cissus ciucci cripps crisic crisis crispr crisps crisus crucis cruisr cruris crusis cucici cui-ui cupcui cupri- cupric curcic curius cursus cuscus cuspis gigiri gissur gisuru grgici griggs grigri grucci grugru grusic guccis gurugu gurupi gusgus gusici igrici iprgcs irugur isspic isurus picpus picric picris pipipi pipiri pippig pippip pirici pirrip pirsig pisci- piscis pissis piupiu piusii pppppp ppsspp pripps prusci puccis puppis puriri purisi purius purpur purugu pussi riccus rig-up rigsup rippig ripsup riscpc rpssgs ruccus rucici ruscus russus s-rpgs scipii scirii scirus scrips siccus sigirr sigurg siiiii sipirs sirigu siriri sirius sirpur sirris sirrup sirsir sirups sisici sisisi spici- spiri- spiric spiris sprigg sprigs sprugs sripur srprss succur succus sucuri suguru suruc susurr uguisu uigurs upsssc urucui urucup uruppu uscipp usiris ussuri usurps